Amentum Services Inc., Germantown, Maryland, was awarded a $4,639,525,813 single-award, indefinite-delivery/indefinite-quantity contract for the Air Force Security Assistance and Cooperation Directorate, Parts and Repair Ordering System VI. This contract provides commercial buying services and is a performance-based service acquisition providing supply, maintenance and task order support services. This is a tri-service capable contract to support Air Force, Navy and Army Foreign Military Sales (FMS). Location of work performance will be determined at receipt of orders and is expected to be completed Feb. 28, 2038. This contract anticipates FMS to more than 105 foreign partner countries and is the result of a competitive acquisition with two offers received. FMS funds in the amount of $82,915 are being obligated at the time of award. Air Force Life Cycle Management Center, Wright-Patterson Air Force Base, Ohio, is the contracting activity (FA8630-23-D-B001).