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 Ground Refuel Panel, identified by NSN 7R-1680-016600076-P8. The procurement involves a quantity of 7 units, with delivery required FOB Origin, and is restricted to sources that have received prior Government source approval due to the flight-critical nature of the item and the inadequacy of available technical data for competitive solicitation. Interested vendors must submit detailed information as outlined in the NAVSUP WSS Source Approval Information Brochures, and proposals must be received within 45 days of this presolicitation notice to be considered. For further inquiries, Amanda M. Sweeney can be contacted at (215) 697-2198 or via email at AMANDA.SWEENEY@NAVY.MIL.