The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking to procure 100 units of a fuel vapor sensor, identified by NSN 7R-1680-016422000-P8 and reference number 10023-003. This procurement requires engineering source approval due to the flight-critical nature of the item, necessitating that only approved sources are solicited to ensure the quality and reliability of the part. Interested vendors must provide detailed documentation as outlined in the NAVSUP Source Approval Information Brochures, and proposals must be submitted within 45 days of this notice, with the understanding that the government may proceed with award based on fleet support needs if new source approvals cannot be processed in time. For further inquiries, interested parties can contact Kelly A. Gipson at (215) 697-4787 or via email at KELLY.A.GIPSON2.CIV@US.NAVY.MIL.