LH fan duct

The Defense Logistics Agency Aviation, specifically the 424th Supply Chain Management Squadron at Tinker Air Force Base, Oklahoma, is conducting market research to identify potential manufacturers of LH Fan Duct spare parts (part number 458-58022-527, NSN 1560-01-149-6557FL) for the KC-135 platform. Interested vendors must demonstrate manufacturing capability and submit a Source Approval Request (SAR) package in accordance with the specified Manufacturing Qualification Requirements. The procurement requires companies to provide comprehensive business information, including CAGE code, company details, and applicable business certifications such as Small Business or Veteran-Owned Small Business status, under NAICS Code 336413 (Aircraft Parts Manufacturing). Prospective sources should register as interested vendors and submit initial business information to 424.scms.afmc.rfi.responses@us.af.mil, with formal SAR packages submitted electronically through DoD SAFE to the designated contracting officers. The response deadline for this pre-solicitation notice is March 14, 2026, with this current phase representing market research only and no actual solicitation or committed funding at this time.

This procurement carries no set-aside designation and represents a new spares buy with no current repair requirements, focusing solely on new manufacture of component parts including materials procurement, inspection, testing, preservation, packaging, and shipping. The estimated requirement ranges from 20 to 80 units with a median of 50 units, and the maximum Program Request value is $85,468,720, though unit prices will be established at contract award. No incumbent contractors or previous award history is identified in this market research phase. The procurement falls under PSC Category 1560 (Airframe Structural Components) and applies a size standard of 1,250 employees under NAICS Code 336413 for small business classifications. This Sources Sought Synopsis allows the government to evaluate available manufacturing sources before proceeding with formal solicitation.