The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking proposals for the procurement of 8 units of a flight-critical cooler, identified by NSN 0Q-2840-016666864-B8. This procurement requires that all bidders be approved sources, as the government lacks sufficient data to consider alternatives, and the item is essential for operational readiness. Interested vendors must submit detailed technical data and documentation demonstrating their capability to produce the item, as well as any previous source approval requests, to be considered for the contract. For inquiries, potential bidders can contact Charles F. Horan at (215) 697-1303 or via email at CHARLES.F.HORAN4.CIV@US.NAVY.MIL.