<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2024 Workiva-->
<!--r:167b8e8c-358d-40a5-910f-de8466a9832e,g:dc5165e9-faa1-4aae-a704-c174b1ebe2d0-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.ducommun.com/role/CondensedConsolidatedBalanceSheets" xlink:type="simple" xlink:href="dco-20240928.xsd#CondensedConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://www.ducommun.com/role/CondensedConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_34661284-2259-417d-b7ca-ea9a3110a942" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_c452d157-9b4c-4168-bcc8-961219e48208" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_34661284-2259-417d-b7ca-ea9a3110a942" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_c452d157-9b4c-4168-bcc8-961219e48208" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_160a717a-118b-4824-abbc-013d5e5060bd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_34661284-2259-417d-b7ca-ea9a3110a942" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_160a717a-118b-4824-abbc-013d5e5060bd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_46bc5d7e-f1b2-4a0c-81fd-1b5c0b2bf970" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_34661284-2259-417d-b7ca-ea9a3110a942" xlink:to="loc_us-gaap_CommonStockValue_46bc5d7e-f1b2-4a0c-81fd-1b5c0b2bf970" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_31cf7441-e563-4c4b-87b8-64c7ab1ab10c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_34661284-2259-417d-b7ca-ea9a3110a942" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_31cf7441-e563-4c4b-87b8-64c7ab1ab10c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_59bd38ec-2e8e-4152-b415-2ca4b81f308e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_d876a1e7-699b-403b-b58e-6318a888f653" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_59bd38ec-2e8e-4152-b415-2ca4b81f308e" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_d876a1e7-699b-403b-b58e-6318a888f653" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_09acd6be-6efc-4e56-b295-83412b5190ef" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_59bd38ec-2e8e-4152-b415-2ca4b81f308e" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_09acd6be-6efc-4e56-b295-83412b5190ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_97c12509-022e-416e-b16a-e5de6af2cf59" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_59bd38ec-2e8e-4152-b415-2ca4b81f308e" xlink:to="loc_us-gaap_InventoryNet_97c12509-022e-416e-b16a-e5de6af2cf59" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_a1b790c0-5cb3-48ff-870f-39aea3c01e46" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_59bd38ec-2e8e-4152-b415-2ca4b81f308e" xlink:to="loc_us-gaap_OtherAssetsCurrent_a1b790c0-5cb3-48ff-870f-39aea3c01e46" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetNetCurrent_12750545-f5b6-4cf4-851d-fa0094d9e154" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContractWithCustomerAssetNetCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_59bd38ec-2e8e-4152-b415-2ca4b81f308e" xlink:to="loc_us-gaap_ContractWithCustomerAssetNetCurrent_12750545-f5b6-4cf4-851d-fa0094d9e154" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_dco_ProductionCostOfContractsCurrent_771807d0-dbfa-4b8f-96ae-7d80f03a8998" xlink:href="dco-20240928.xsd#dco_ProductionCostOfContractsCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_59bd38ec-2e8e-4152-b415-2ca4b81f308e" xlink:to="loc_dco_ProductionCostOfContractsCurrent_771807d0-dbfa-4b8f-96ae-7d80f03a8998" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_f8027df4-f584-4d70-b21d-d16b2ebe2204" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_7c64ee74-ddfa-4619-a302-f9755eabaacc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_f8027df4-f584-4d70-b21d-d16b2ebe2204" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_7c64ee74-ddfa-4619-a302-f9755eabaacc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_bb5409a5-1d60-40f2-a83a-887bba4b5e89" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_f8027df4-f584-4d70-b21d-d16b2ebe2204" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_bb5409a5-1d60-40f2-a83a-887bba4b5e89" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_4d381b5a-cd07-4bb0-9a35-02aa782d49e0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_f8027df4-f584-4d70-b21d-d16b2ebe2204" xlink:to="loc_us-gaap_LiabilitiesCurrent_4d381b5a-cd07-4bb0-9a35-02aa782d49e0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_1cec4459-4a15-4e4c-a077-12548b6cd4a4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_f8027df4-f584-4d70-b21d-d16b2ebe2204" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_1cec4459-4a15-4e4c-a077-12548b6cd4a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_2db59d95-df6e-493f-899d-4f3d57c3af83" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_f8027df4-f584-4d70-b21d-d16b2ebe2204" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_2db59d95-df6e-493f-899d-4f3d57c3af83" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_e0b16e86-3301-414e-91f6-d024c5b9c29f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_bd99344d-3699-4e1c-89b3-6b2fd71b5267" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_e0b16e86-3301-414e-91f6-d024c5b9c29f" xlink:to="loc_us-gaap_Liabilities_bd99344d-3699-4e1c-89b3-6b2fd71b5267" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_e79d1b83-e017-4cec-b77f-00c7dc74fe37" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_e0b16e86-3301-414e-91f6-d024c5b9c29f" xlink:to="loc_us-gaap_StockholdersEquity_e79d1b83-e017-4cec-b77f-00c7dc74fe37" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_7ee6feaf-07fd-45b0-9770-535ab2450f3a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_e0b16e86-3301-414e-91f6-d024c5b9c29f" xlink:to="loc_us-gaap_CommitmentsAndContingencies_7ee6feaf-07fd-45b0-9770-535ab2450f3a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_884e2e9e-e22c-4e5c-be68-6c6c2ca5248e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_97d4d428-78f7-4048-b923-aae860846503" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_884e2e9e-e22c-4e5c-be68-6c6c2ca5248e" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_97d4d428-78f7-4048-b923-aae860846503" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_36e92b61-887d-416e-8db8-44f8a5ab6447" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_884e2e9e-e22c-4e5c-be68-6c6c2ca5248e" xlink:to="loc_us-gaap_Goodwill_36e92b61-887d-416e-8db8-44f8a5ab6447" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_c5d0571c-8396-4c4d-a597-27b9c68329e8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_884e2e9e-e22c-4e5c-be68-6c6c2ca5248e" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_c5d0571c-8396-4c4d-a597-27b9c68329e8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_f4709bd8-a490-4ae6-8c2d-7feb4f095e2f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_884e2e9e-e22c-4e5c-be68-6c6c2ca5248e" xlink:to="loc_us-gaap_AssetsCurrent_f4709bd8-a490-4ae6-8c2d-7feb4f095e2f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_f09aaf1e-5863-4326-a0cd-9fb0cbf9b4a2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_884e2e9e-e22c-4e5c-be68-6c6c2ca5248e" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_f09aaf1e-5863-4326-a0cd-9fb0cbf9b4a2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_b3e69fcf-d91f-4653-bc4f-e102b834e9ab" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_884e2e9e-e22c-4e5c-be68-6c6c2ca5248e" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_b3e69fcf-d91f-4653-bc4f-e102b834e9ab" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_fcaa98b1-9d8e-4880-916e-d2287b9b0cc5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_884e2e9e-e22c-4e5c-be68-6c6c2ca5248e" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_fcaa98b1-9d8e-4880-916e-d2287b9b0cc5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_fb61ed27-5acf-4402-86cb-274cad81674d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_3639c3cb-fc8f-48b1-9057-1495c30778ce" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_fb61ed27-5acf-4402-86cb-274cad81674d" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_3639c3cb-fc8f-48b1-9057-1495c30778ce" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_f20810e5-46d6-4f26-b692-105db2511dfe" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_fb61ed27-5acf-4402-86cb-274cad81674d" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_f20810e5-46d6-4f26-b692-105db2511dfe" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_17744289-5034-4226-9031-6189bf87c316" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_fb61ed27-5acf-4402-86cb-274cad81674d" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_17744289-5034-4226-9031-6189bf87c316" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_394fe2e9-1d69-49d4-ae2d-da65cb4a6e6c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_fb61ed27-5acf-4402-86cb-274cad81674d" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_394fe2e9-1d69-49d4-ae2d-da65cb4a6e6c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_37d728d4-72fd-4722-92b5-5105d7a3d866" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_fb61ed27-5acf-4402-86cb-274cad81674d" xlink:to="loc_us-gaap_AccountsPayableCurrent_37d728d4-72fd-4722-92b5-5105d7a3d866" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ducommun.com/role/CondensedConsolidatedStatementsofIncome" xlink:type="simple" xlink:href="dco-20240928.xsd#CondensedConsolidatedStatementsofIncome"/>
  <link:calculationLink xlink:role="http://www.ducommun.com/role/CondensedConsolidatedStatementsofIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_1f05cf06-c51e-4589-bdc0-32732c2de671" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_69956463-4234-4c79-96e1-3674cf3e5a9e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_1f05cf06-c51e-4589-bdc0-32732c2de671" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_69956463-4234-4c79-96e1-3674cf3e5a9e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_e6f19250-640c-45a4-9d67-6a2999bd02aa" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_1f05cf06-c51e-4589-bdc0-32732c2de671" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_e6f19250-640c-45a4-9d67-6a2999bd02aa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_4b513f11-5944-4d33-8da1-5edf281cebf3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_afd31f30-b349-4abf-96b5-465e893e7b97" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_4b513f11-5944-4d33-8da1-5edf281cebf3" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_afd31f30-b349-4abf-96b5-465e893e7b97" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_d53c9ec4-2741-4d9c-9f96-3c878cdd1e30" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_4b513f11-5944-4d33-8da1-5edf281cebf3" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_d53c9ec4-2741-4d9c-9f96-3c878cdd1e30" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_cc454af5-a00c-47ce-a2c7-62756432b0f9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_32e32b5d-f281-4b24-ab4b-a100e765e2df" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestIncomeExpenseNonoperatingNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_cc454af5-a00c-47ce-a2c7-62756432b0f9" xlink:to="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_32e32b5d-f281-4b24-ab4b-a100e765e2df" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_9e929d06-feac-4218-a7e1-3e0219b25fd1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_cc454af5-a00c-47ce-a2c7-62756432b0f9" xlink:to="loc_us-gaap_OperatingIncomeLoss_9e929d06-feac-4218-a7e1-3e0219b25fd1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_b06a6d9b-29c6-418c-bbe8-564587feef49" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherIncome"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_cc454af5-a00c-47ce-a2c7-62756432b0f9" xlink:to="loc_us-gaap_OtherIncome_b06a6d9b-29c6-418c-bbe8-564587feef49" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_ddd41962-e1bc-4a93-aa0c-0f420d969cf1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_3202f1c9-c983-4b46-ba05-130ee5bfd5cd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_ddd41962-e1bc-4a93-aa0c-0f420d969cf1" xlink:to="loc_us-gaap_GrossProfit_3202f1c9-c983-4b46-ba05-130ee5bfd5cd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_a69fb2d0-a987-46c1-9e6d-2ad54caadf0b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RestructuringCharges"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_ddd41962-e1bc-4a93-aa0c-0f420d969cf1" xlink:to="loc_us-gaap_RestructuringCharges_a69fb2d0-a987-46c1-9e6d-2ad54caadf0b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_f991c6de-ad38-46a3-8cd1-492c0303428a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_ddd41962-e1bc-4a93-aa0c-0f420d969cf1" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_f991c6de-ad38-46a3-8cd1-492c0303428a" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ducommun.com/role/CondensedConsolidatedStatementsofComprehensiveIncome" xlink:type="simple" xlink:href="dco-20240928.xsd#CondensedConsolidatedStatementsofComprehensiveIncome"/>
  <link:calculationLink xlink:role="http://www.ducommun.com/role/CondensedConsolidatedStatementsofComprehensiveIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_413515fc-f870-4bf4-a83f-3d036a55a5bc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_b9db42ff-463f-401b-9e77-106a12edae85" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_413515fc-f870-4bf4-a83f-3d036a55a5bc" xlink:to="loc_us-gaap_NetIncomeLoss_b9db42ff-463f-401b-9e77-106a12edae85" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_ba129c71-078e-49ce-91ed-1933673df366" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_413515fc-f870-4bf4-a83f-3d036a55a5bc" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_ba129c71-078e-49ce-91ed-1933673df366" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_4b0009a8-cac3-46f9-9ab8-9cd2971a531e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent_3d3f5363-eecb-41ab-bcb3-cf932ef9b673" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_4b0009a8-cac3-46f9-9ab8-9cd2971a531e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent_3d3f5363-eecb-41ab-bcb3-cf932ef9b673" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax_366421cf-2a8f-438a-b7e5-73bee8cedfef" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_4b0009a8-cac3-46f9-9ab8-9cd2971a531e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax_366421cf-2a8f-438a-b7e5-73bee8cedfef" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ducommun.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="dco-20240928.xsd#CondensedConsolidatedStatementsofCashFlows"/>
  <link:calculationLink xlink:role="http://www.ducommun.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_dco_RightOfUseAssetAmortization_1e4b437d-a938-421d-8f9f-50199c73a9af" xlink:href="dco-20240928.xsd#dco_RightOfUseAssetAmortization"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_dco_RightOfUseAssetAmortization_1e4b437d-a938-421d-8f9f-50199c73a9af" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_9b8cc3e7-bd0c-49c4-8ab5-de310d7a0e79" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_9b8cc3e7-bd0c-49c4-8ab5-de310d7a0e79" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingLeaseLiability_e91ad795-624f-45d2-b6d8-9deb9fb5602e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInOperatingLeaseLiability"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingLeaseLiability_e91ad795-624f-45d2-b6d8-9deb9fb5602e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_63962116-da5d-4893-984b-6c4d87759a46" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_63962116-da5d-4893-984b-6c4d87759a46" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_b33a0d76-5e01-4fe9-8e3a-7000a6022b2b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_b33a0d76-5e01-4fe9-8e3a-7000a6022b2b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_02919963-5f25-4edc-b986-dcd74b92edfa" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_02919963-5f25-4edc-b986-dcd74b92edfa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_8fc65395-d10c-4553-abb3-95824618b23b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_8fc65395-d10c-4553-abb3-95824618b23b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_d826928c-efc3-431b-82b2-2542c833c05e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_ShareBasedCompensation_d826928c-efc3-431b-82b2-2542c833c05e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_dco_RecognitionOfInsuranceRecoveries_719a31c4-b53f-4955-a133-49444899fe2e" xlink:href="dco-20240928.xsd#dco_RecognitionOfInsuranceRecoveries"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_dco_RecognitionOfInsuranceRecoveries_719a31c4-b53f-4955-a133-49444899fe2e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_49bd191b-0611-44b4-a448-8fb16b78ef42" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProvisionForDoubtfulAccounts"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_49bd191b-0611-44b4-a448-8fb16b78ef42" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_dco_IncreaseDecreaseinProductionCostofContract_31899ac2-9bb9-40e7-a01c-f0cb8c6b2335" xlink:href="dco-20240928.xsd#dco_IncreaseDecreaseinProductionCostofContract"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_dco_IncreaseDecreaseinProductionCostofContract_31899ac2-9bb9-40e7-a01c-f0cb8c6b2335" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_9d8f6d03-054f-4eb2-96bb-1de721238a4c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_9d8f6d03-054f-4eb2-96bb-1de721238a4c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_6090926f-f5d9-40ca-b07f-b4975ed9c7be" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerAsset"/>
    <link:calculationArc order="13" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_6090926f-f5d9-40ca-b07f-b4975ed9c7be" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_8e88b29c-9126-49e4-98ec-57ae6e502fa4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DepreciationAndAmortization"/>
    <link:calculationArc order="14" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_DepreciationAndAmortization_8e88b29c-9126-49e4-98ec-57ae6e502fa4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_415afd0e-7c2d-45da-8bc8-093b5192a264" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="15" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_NetIncomeLoss_415afd0e-7c2d-45da-8bc8-093b5192a264" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_fcf4a26b-a272-4cb1-a489-1921ff76bb6d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets"/>
    <link:calculationArc order="16" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_fcf4a26b-a272-4cb1-a489-1921ff76bb6d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxesAndTaxCredits_c538f03d-8eeb-4a9f-b0ca-f46253c5ff72" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredIncomeTaxesAndTaxCredits"/>
    <link:calculationArc order="17" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_us-gaap_DeferredIncomeTaxesAndTaxCredits_c538f03d-8eeb-4a9f-b0ca-f46253c5ff72" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_dco_InventoryWriteDownAndPropertyPlantAndEquipmentImpairment_5995ec36-bfa9-4588-9f56-f689e9093715" xlink:href="dco-20240928.xsd#dco_InventoryWriteDownAndPropertyPlantAndEquipmentImpairment"/>
    <link:calculationArc order="18" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2f75283d-0061-48b6-afbf-23d56d66be34" xlink:to="loc_dco_InventoryWriteDownAndPropertyPlantAndEquipmentImpairment_5995ec36-bfa9-4588-9f56-f689e9093715" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_fe23573b-3e2b-49c8-b0bc-58640805406a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a974bc14-866a-41a0-b238-e88c7cf2ee76" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_fe23573b-3e2b-49c8-b0bc-58640805406a" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a974bc14-866a-41a0-b238-e88c7cf2ee76" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_e72dc324-7aec-4bfa-8275-b594d20f4024" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_fe23573b-3e2b-49c8-b0bc-58640805406a" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_e72dc324-7aec-4bfa-8275-b594d20f4024" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7def4dc2-0bb4-4e04-ae1b-ef7e5dca09e0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_fe23573b-3e2b-49c8-b0bc-58640805406a" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7def4dc2-0bb4-4e04-ae1b-ef7e5dca09e0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1ac55243-cc93-4d33-ad87-b12fff2d0ebb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_9768aa7b-5bba-4027-b62f-41102b84b33d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromSaleOfProductiveAssets"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1ac55243-cc93-4d33-ad87-b12fff2d0ebb" xlink:to="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_9768aa7b-5bba-4027-b62f-41102b84b33d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_14100797-6823-443f-8812-bba5a1e5b122" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1ac55243-cc93-4d33-ad87-b12fff2d0ebb" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_14100797-6823-443f-8812-bba5a1e5b122" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessTwoNetOfCashAcquired_19e9f8a1-7a50-4bbc-800c-d6ba911c2f8b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsToAcquireBusinessTwoNetOfCashAcquired"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1ac55243-cc93-4d33-ad87-b12fff2d0ebb" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessTwoNetOfCashAcquired_19e9f8a1-7a50-4bbc-800c-d6ba911c2f8b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d68331f9-1419-4f7f-a0f8-a977f32840ac" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermLinesOfCredit_291998a2-7cca-44ac-8bae-570ad9062dd2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RepaymentsOfLongTermLinesOfCredit"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d68331f9-1419-4f7f-a0f8-a977f32840ac" xlink:to="loc_us-gaap_RepaymentsOfLongTermLinesOfCredit_291998a2-7cca-44ac-8bae-570ad9062dd2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfSecuredDebt_1eff7332-fbcd-4e08-8f4d-075d8ec670d0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RepaymentsOfSecuredDebt"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d68331f9-1419-4f7f-a0f8-a977f32840ac" xlink:to="loc_us-gaap_RepaymentsOfSecuredDebt_1eff7332-fbcd-4e08-8f4d-075d8ec670d0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_dco_PaymentsFromIssuanceofStockUnderAwardPlansNet_dab4bafe-bc5a-4b4d-a522-16e5fe801732" xlink:href="dco-20240928.xsd#dco_PaymentsFromIssuanceofStockUnderAwardPlansNet"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d68331f9-1419-4f7f-a0f8-a977f32840ac" xlink:to="loc_dco_PaymentsFromIssuanceofStockUnderAwardPlansNet_dab4bafe-bc5a-4b4d-a522-16e5fe801732" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSecuredLinesOfCredit_8d6f8174-871f-414d-9f60-1ae59844bf7e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromSecuredLinesOfCredit"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d68331f9-1419-4f7f-a0f8-a977f32840ac" xlink:to="loc_us-gaap_ProceedsFromSecuredLinesOfCredit_8d6f8174-871f-414d-9f60-1ae59844bf7e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_140ccaf5-e49e-43e6-8927-d21db11e0db0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d68331f9-1419-4f7f-a0f8-a977f32840ac" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_140ccaf5-e49e-43e6-8927-d21db11e0db0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfOtherDebt_e01a054b-8e95-478c-a364-a1f7a9670274" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RepaymentsOfOtherDebt"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d68331f9-1419-4f7f-a0f8-a977f32840ac" xlink:to="loc_us-gaap_RepaymentsOfOtherDebt_e01a054b-8e95-478c-a364-a1f7a9670274" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ducommun.com/role/SummaryofSignificantAccountingPoliciesWeightedAverageNumberofSharesOutstandingUsedtoComputeEarningsPerShareDetails" xlink:type="simple" xlink:href="dco-20240928.xsd#SummaryofSignificantAccountingPoliciesWeightedAverageNumberofSharesOutstandingUsedtoComputeEarningsPerShareDetails"/>
  <link:calculationLink xlink:role="http://www.ducommun.com/role/SummaryofSignificantAccountingPoliciesWeightedAverageNumberofSharesOutstandingUsedtoComputeEarningsPerShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_3a20f1e7-4a9e-49e0-8cc8-7131b5b6181c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_cd95e2c7-3475-4c45-9b1e-43ca34f25529" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_3a20f1e7-4a9e-49e0-8cc8-7131b5b6181c" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_cd95e2c7-3475-4c45-9b1e-43ca34f25529" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_a63e087d-ca4d-4875-ae95-23525e375d70" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_3a20f1e7-4a9e-49e0-8cc8-7131b5b6181c" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_a63e087d-ca4d-4875-ae95-23525e375d70" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ducommun.com/role/BusinessCombinationsFairValueofAssetsandLiabilitiesAcquiredDetails" xlink:type="simple" xlink:href="dco-20240928.xsd#BusinessCombinationsFairValueofAssetsandLiabilitiesAcquiredDetails"/>
  <link:calculationLink xlink:role="http://www.ducommun.com/role/BusinessCombinationsFairValueofAssetsandLiabilitiesAcquiredDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_26b67f4f-95c2-4319-ad76-bb11e572094f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_82af3a15-dc1f-4631-8e4a-7632adc55b00" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_26b67f4f-95c2-4319-ad76-bb11e572094f" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_82af3a15-dc1f-4631-8e4a-7632adc55b00" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_33692f1e-21a2-45e3-b3cc-08be3943c4b9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_26b67f4f-95c2-4319-ad76-bb11e572094f" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_33692f1e-21a2-45e3-b3cc-08be3943c4b9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedAssets_f3be950d-55b9-4960-8c1f-b5549a5e74dd" xlink:href="dco-20240928.xsd#dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedAssets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_7c2f672d-df9b-416c-8053-1aa62792a0d2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedAssets_f3be950d-55b9-4960-8c1f-b5549a5e74dd" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_7c2f672d-df9b-416c-8053-1aa62792a0d2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_da090d45-edd4-4f69-a6a7-57522847e5a5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedAssets_f3be950d-55b9-4960-8c1f-b5549a5e74dd" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_da090d45-edd4-4f69-a6a7-57522847e5a5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_c76475d4-5f6d-430a-ac62-ad75bdf75f57" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedAssets_f3be950d-55b9-4960-8c1f-b5549a5e74dd" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_c76475d4-5f6d-430a-ac62-ad75bdf75f57" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_4146eaef-f182-483d-b306-ff312a5cd775" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedAssets_f3be950d-55b9-4960-8c1f-b5549a5e74dd" xlink:to="loc_us-gaap_Goodwill_4146eaef-f182-483d-b306-ff312a5cd775" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_05eb368c-f9d9-4793-bedd-f1523f90a84c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedAssets_f3be950d-55b9-4960-8c1f-b5549a5e74dd" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_05eb368c-f9d9-4793-bedd-f1523f90a84c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_9854ac7d-c3cf-401c-834c-da31545ce53e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedAssets_f3be950d-55b9-4960-8c1f-b5549a5e74dd" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_9854ac7d-c3cf-401c-834c-da31545ce53e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_72fb9ba6-c147-4a79-a315-4a1ebdcda799" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedAssets_f3be950d-55b9-4960-8c1f-b5549a5e74dd" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_72fb9ba6-c147-4a79-a315-4a1ebdcda799" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssets_98da2712-622c-4d24-90ff-a0acfb7d4d81" xlink:href="dco-20240928.xsd#dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssets"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedAssets_f3be950d-55b9-4960-8c1f-b5549a5e74dd" xlink:to="loc_dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssets_98da2712-622c-4d24-90ff-a0acfb7d4d81" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_c1843438-3745-4685-a5bb-a7cba8072b10" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_911b0ff4-4590-445f-b127-17140caefb7e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_c1843438-3745-4685-a5bb-a7cba8072b10" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_911b0ff4-4590-445f-b127-17140caefb7e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedAssets_53f06362-3f27-4587-923b-87cfebad4bff" xlink:href="dco-20240928.xsd#dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedAssets"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_c1843438-3745-4685-a5bb-a7cba8072b10" xlink:to="loc_dco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedAssets_53f06362-3f27-4587-923b-87cfebad4bff" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ducommun.com/role/BusinessCombinationsEstimatedFairValueofIntangibleAssetsAcquiredDetails" xlink:type="simple" xlink:href="dco-20240928.xsd#BusinessCombinationsEstimatedFairValueofIntangibleAssetsAcquiredDetails"/>
  <link:calculationLink xlink:role="http://www.ducommun.com/role/BusinessCombinationsEstimatedFairValueofIntangibleAssetsAcquiredDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_c0afb2c8-2b23-42f5-adf0-792bcf19d095" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_cbbf5585-121a-4da8-892d-20ee9ce917ff" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_c0afb2c8-2b23-42f5-adf0-792bcf19d095" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_cbbf5585-121a-4da8-892d-20ee9ce917ff" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ducommun.com/role/InventoriesDetails" xlink:type="simple" xlink:href="dco-20240928.xsd#InventoriesDetails"/>
  <link:calculationLink xlink:role="http://www.ducommun.com/role/InventoriesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_b5c6b130-77cc-4041-92f0-f5669d70cedb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves_1777c0b1-2011-422f-a1de-c1cc581100de" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_b5c6b130-77cc-4041-92f0-f5669d70cedb" xlink:to="loc_us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves_1777c0b1-2011-422f-a1de-c1cc581100de" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcessNetOfReserves_937b1ed6-6790-4d61-bf59-2e2331dc3579" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryWorkInProcessNetOfReserves"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_b5c6b130-77cc-4041-92f0-f5669d70cedb" xlink:to="loc_us-gaap_InventoryWorkInProcessNetOfReserves_937b1ed6-6790-4d61-bf59-2e2331dc3579" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_d00da29e-2ee8-4d66-bfdd-c96352cf613c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_b5c6b130-77cc-4041-92f0-f5669d70cedb" xlink:to="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_d00da29e-2ee8-4d66-bfdd-c96352cf613c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ducommun.com/role/GoodwillDetails" xlink:type="simple" xlink:href="dco-20240928.xsd#GoodwillDetails"/>
  <link:calculationLink xlink:role="http://www.ducommun.com/role/GoodwillDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_1206396e-39ea-400f-823b-a1cd7f245d5d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Goodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_193b73b1-cc81-4f7d-bbe0-2bb787d56787" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GoodwillImpairedAccumulatedImpairmentLoss"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Goodwill_1206396e-39ea-400f-823b-a1cd7f245d5d" xlink:to="loc_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_193b73b1-cc81-4f7d-bbe0-2bb787d56787" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillGross_1122667f-52c9-4f29-9b2f-fda46ae141ac" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GoodwillGross"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Goodwill_1206396e-39ea-400f-823b-a1cd7f245d5d" xlink:to="loc_us-gaap_GoodwillGross_1122667f-52c9-4f29-9b2f-fda46ae141ac" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ducommun.com/role/AccruedandOtherLiabilitiesDetails" xlink:type="simple" xlink:href="dco-20240928.xsd#AccruedandOtherLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.ducommun.com/role/AccruedandOtherLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_1198bcec-f07c-41da-bfaf-952bee42f2d4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_dco_AccruedCompensationCurrent_1cd80cd8-267b-46bc-aa88-2048df255caf" xlink:href="dco-20240928.xsd#dco_AccruedCompensationCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_1198bcec-f07c-41da-bfaf-952bee42f2d4" xlink:to="loc_dco_AccruedCompensationCurrent_1cd80cd8-267b-46bc-aa88-2048df255caf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_dco_AccruedIncomeTaxesAndOtherCurrent_76eb32ad-217f-4e89-a679-8055f7364103" xlink:href="dco-20240928.xsd#dco_AccruedIncomeTaxesAndOtherCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_1198bcec-f07c-41da-bfaf-952bee42f2d4" xlink:to="loc_dco_AccruedIncomeTaxesAndOtherCurrent_76eb32ad-217f-4e89-a679-8055f7364103" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_60e8c41f-9932-42f3-913e-babfd1955336" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_1198bcec-f07c-41da-bfaf-952bee42f2d4" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_60e8c41f-9932-42f3-913e-babfd1955336" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ducommun.com/role/LongTermDebtScheduleofLongTermDebtDetails" xlink:type="simple" xlink:href="dco-20240928.xsd#LongTermDebtScheduleofLongTermDebtDetails"/>
  <link:calculationLink xlink:role="http://www.ducommun.com/role/LongTermDebtScheduleofLongTermDebtDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_d4bcf00a-1096-4729-9de7-7799b8b67e91" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_f34ddd40-b355-40d2-ab50-47fe9f8712fc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_d4bcf00a-1096-4729-9de7-7799b8b67e91" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_f34ddd40-b355-40d2-ab50-47fe9f8712fc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_ca18efc3-b839-45c4-8dfa-5bb094f89e42" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_d4bcf00a-1096-4729-9de7-7799b8b67e91" xlink:to="loc_us-gaap_LongTermDebtCurrent_ca18efc3-b839-45c4-8dfa-5bb094f89e42" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_dc8b4577-241e-447e-bc9c-83ee3935fa77" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_cee17029-d103-42fc-aa57-61ca333e0cd0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_dc8b4577-241e-447e-bc9c-83ee3935fa77" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_cee17029-d103-42fc-aa57-61ca333e0cd0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_bfcd6152-42b2-48ca-a6f0-3a1fe6d3e455" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_dc8b4577-241e-447e-bc9c-83ee3935fa77" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_bfcd6152-42b2-48ca-a6f0-3a1fe6d3e455" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
