Overhaul of F-16 Check Valve NSN 4820-01-053-3375RK

The Department of the Air Force Materiel Command Air Force Sustainment Center is seeking qualified sources to overhaul F-16 check valves (NSN 4820-01-053-3375RK, P/N 2750037-101) through this pre-solicitation notice. The contractor will be responsible for supply chain management, logistics, parts forecasting, long-lead parts procurement, and asset delivery as part of the overhaul scope. To be considered, potential sources must complete a Source Approval Request (SAR) package and meet stringent qualification requirements established for critical safety and critical application items, including compliance with quality standards such as AS9100 or ISO 9001:2015 and submission of comprehensive documentation covering quality assurance certifications, technical data rights, repair process sheets, and inspection methods. The evaluation will be conducted by the Engineering Support Activity (ESA) and may require additional testing or production verification. The pre-solicitation notice was posted on November 13, 2025, with a due date for responses of December 13, 2025, providing interested vendors 30 days to submit their SAR packages and business information through DoD SAFE.

This procurement carries no set-aside designation and applies to the NAICS category 336413 (Other Aircraft Parts and Auxiliary Equipment Manufacturing) with a small business size standard of 1,250 employees. No incumbent contractor is identified in this pre-solicitation notice. The government is seeking to procure between a minimum of 5 and a maximum of 20 units of the overhauled check valves, though specific award values or budget ranges are not disclosed in the available documentation. The opportunity is open to various business categories, including Small Businesses, Small Disadvantaged Businesses, 8(a) businesses, Service-Disabled Veteran-Owned Small Businesses, HUBZone Businesses, and Women-Owned Small Businesses. Interested parties should note that this is a market research effort, and no formal solicitation or contract commitment exists at this time, though it indicates the government's intent to pursue this overhaul requirement.