The Air Force is conducting market research via a Sources Sought Synopsis for a new spares procurement of an F100 main fuel control (NSN 2915014071507NZ, P/N 4089355). This is not a solicitation, no funds are available for the information sought, and no contract will be awarded from this market research. Potential sources must be capable of new manufacture, including component procurement, inspection, testing, preservation/packaging, shipping, and possibly supply chain/logistics, long-lead parts, diminishing sources, and nonrecurring engineering to become an approved source. Place of performance is Tinker AFB, OK 73145 USA, and the estimated spares requirement is 15-Sep-2027. The Government is interested in all business types and may consider breaking the requirement out by airframe or using a small business set-aside.