Northrop Grumman Aerospace Systems, San Diego, California, has been awarded an $11,328,179 cost-plus-fixed-fee and cost-reimbursable, indefinite-delivery requirements contract modification (P00015) to a previously awarded contract (FA8539-21-D-0001) for test, teardown and evaluation, repairs, and management of national stock numbers. Work will be performed at San Diego, California; Salt Lake City, Utah; El Segundo, California; Sterling, Virginia; Las Cruces, New Mexico; Valencia, California; Joplin, Missouri; Vandalia, Ohio; Troy, Ohio; Longueuil, Quebec, Canada; Woodland Park, New Jersey; Whippany, New Jersey; Indianapolis, Indiana; Woburn, Massachusetts; Twinsburg, Ohio; Medford, New York; Cypress, California; Wichita, Kansas; Linthicum, Maryland; Dulles, Virginia; Oklahoma City, Oklahoma; Sunnyvale, California; and Macon, Georgia, and is expected to be completed by Dec. 31, 2025. This contract was a sole source acquisition. Fiscal 2025 contract depot maintenance direct cite funds in the amount of $20,000,000 are being obligated at the time of award. The Air Force Sustainment Center, Robins Air Force Base, Georgia, is the contracting activity.