This is a firm fixed-price definitive contract awarded by the Defense agency known as the Aviation division (97AS) to Senior Operations LLC, a company that specializes in custom engineering solutions. The contract, valued at $524,250.00, is for the delivery of fuel accumulators (NSN 8502508522). The contract does not have a set-aside designation. Senior Operations LLC, through its Metal Bellows division, has a history of providing mechanical parts such as bellows, duct assemblies, and diaphragms as a subcontractor to major defense and aerospace companies. This award appears to be in support of research, test, and evaluation programs of the Defense agency.