This is a sources sought notice for market research to identify potential suppliers for a new spares procurement of a valve assembly manifold (NSN 4810-01-143-8543JF, P/N 721599D) supporting the F101 platform, with an estimated spares requirement of 82 units. The government is seeking sources capable of furnishing all labor, materials, facilities, and equipment for new manufacture, including component procurement, inspection, testing, preservation/packaging, and shipping; there is no repair requirement. Interested parties must use the “Add Me to Interested Vendors” feature to participate, as no solicitation currently exists and requests for a solicitation will not receive a response. Performance would be at Tinker AFB, OK, and the government may consider breaking the requirement out by airframe. All business types are encouraged to respond, and the associated NAICS code has a size standard of 1,250 employees.