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<!-- XBRL Document Created with the Workiva Platform --> |
<!-- Copyright 2024 Workiva --> |
<!-- r:a59c4d82-2f58-484f-9612-45210cc2dca2,g:2c402579-7ddc-4b25-9e6d-26b47bb95821 --> |
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| <xs:import namespace="http://www.w3.org/1999/xlink" schemaLocation="http://www.xbrl.org/2003/xlink-2003-12-31.xsd"/> |
| <xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/> |
| <xs:import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/> |
| <xs:import namespace="http://xbrl.sec.gov/dei/2023" schemaLocation="https://xbrl.sec.gov/dei/2023/dei-2023.xsd"/> |
| <xs:annotation> |
| | <xs:appinfo> |
| | | <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="noc-20240425_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple"/> |
| | | <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="noc-20240425_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple"/> |
| | | <link:roleType id="DocumentandEntityInformationDocument" roleURI="http://www.northropgrumman.com/role/DocumentandEntityInformationDocument"> |
| <link:definition> 0000001 - Document - Document and Entity Information Document </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
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| | | </xs:appinfo> |
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| </xs:schema> |