The Air Force is conducting market research to identify potential sources for the new manufacture of a housing/antifriction spare part (NSN 2840011839022PN, P/N 301-293-011-0) for the F108 platform. This is a sources sought notice only, not a solicitation, and no contract will be awarded based on this market research. Performance of the requirement would be at Tinker AFB, Oklahoma, and the estimated spares requirement date is 27 October 2028. Interested sources must register as interested vendors to participate in this market research effort. All business types, including small, disadvantaged, 8(a), service-disabled veteran-owned, HUBZone, and women-owned businesses, are encouraged to respond.