This is a procurement for 216 spare fuel metering pumps for the F-16 aircraft, with delivery of 15 units per month required from July 2025 through August 2026, and a final 6 units in September 2026. The government intends to solicit and negotiate with only one or a limited number of sources, specifically noting Eaton Corporation as a qualified source. The notice states that while all responsible sources may submit a proposal, it is not a request for competition, and a determination to compete the contract will be based on responses to this notice. The performance location is specified as destination SW3211.