The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking proposals for the repair and modification of the AWIRT assembly, identified by NSN 7R-6110-016102374-YR, with a quantity of 18 units required. This procurement necessitates engineering source approval due to the flight-critical nature of the item, which mandates that only approved sources can participate in the bidding process, ensuring the quality and reliability of the parts. Interested vendors must provide comprehensive documentation as outlined in the NAVSUP Source Approval Information Brochures, and proposals must be submitted with all required data to be considered for award. For further inquiries, interested parties can contact Dina M. Wojciechowski at (215) 697-2198 or via email at DINA.M.WOJCIECHOWSKI.CIV@US.NAVY.MIL.