The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking proposals for the procurement of a Control-Display Unit, identified by NSN 7R-6610-016821164-P8, with a quantity of one unit required for delivery FOB origin. This procurement necessitates engineering source approval due to the flight-critical nature of the item, which mandates that only approved sources can supply the part to ensure quality and compliance with design control activities. Interested vendors must provide comprehensive documentation as outlined in the NAVSUP WSS Source Approval Information Brochures, and proposals must be submitted within 45 days of this presolicitation notice. For further inquiries, potential bidders can contact Gina P. Sassane at (215) 697-2198 or via email at GINA.P.SASSANE.CIV@US.NAVY.MIL.