The United States Air Force (AFMC, 423rd Supply Chain Management Squadron) is conducting market research to identify potential sources for the new manufacture and supply of mechanical transmission spares for the B‑1B bomber (NSN 1680011438497RK, P/N NF53301‑02A). This Sources‑Sought Synopsis (SSS) seeks vendors capable of providing labor, materials, facilities, testing, packaging, logistics, and possible non‑recurring engineering to become an approved source. Estimated spare quantity ranges from a minimum of 12 units to a maximum of 72 units. No solicitation or funding is currently available; responses are purely for market research. Interested parties must submit a Source Approval Request (SAR) package via DoD SAFE or email.
• Item: Mechanical transmission for B‑1B (NSN 1680011438497RK, P/N NF53301‑02A)
• Quantity: 12 – 72 units (estimated)
• Scope: New manufacture, inspection, testing, packaging, shipping, logistics, and potential NRE engineering
• Place of performance: Tinker AFB, Oklahoma
• Submission deadline for interest: 09/11/2026
• Required contact: 423rd SCMS workflow email (
[email protected])
• NAICS: 336413 (Aircraft Engine & Engine Parts Manufacturing)
• Open to all business sizes, including small, HUBZone, SDVOSB, women‑owned, etc.