The Department of Defense, through the Defense Logistics Agency, is conducting market research for the new manufacture of the "Housing, Gearbox" (NSN 2840-00-110-6672 OK, P/N 37R601155P139) as part of a Sources Sought Synopsis issued by the 421st Supply Chain Management Squadron at Tinker Air Force Base. The objective is to identify potential sources capable of providing all necessary labor, materials, facilities, and equipment for the manufacturing, inspection, testing, preservation, packaging, and shipping of approximately 1,500 units of this item. This procurement is crucial for maintaining operational readiness within the Air Force's equipment inventory. Interested parties must complete a Source Approval Request (SAR) package and submit their business information by February 6, 2026, to the primary contact, 421SCMSRequirements, at 421SCMS.Requirements@us.af.mil, or to the secondary contact, Harry Greiner, at harry.greiner@us.af.mil.