The Air Force is conducting market research for a new spares procurement of F108 AI platform disk and hub/fan items under NSN 2840011878164PN and P/N 305-026-618-0. This is a Sources Sought notice, not a solicitation; no contract award or funds are currently committed, and the Government will use responses to determine acquisition strategy, including possible small business set-aside or airframe breakout. Potential sources must be capable of new manufacture, including component parts, inspection, testing, preservation/packaging, and shipping, and may also handle supply chain management, logistics planning, forecasting, long-lead procurement, diminishing sources, and nonrecurring engineering costs to become an approved source. Performance is at Tinker AFB, OK, and interested qualified sources must complete a Source Approval Request package. The notice lists an estimated spares requirement date of 27 Oct 2028.