The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking proposals for the repair and modification of a flight-critical dynamometer, identified by NSN 7R-4920-015825573-EQ. The procurement requires government source approval prior to contract award, as the item is essential for aircraft maintenance and repair, and only previously approved sources will be considered for this solicitation. Interested parties must submit detailed technical data and documentation demonstrating their capability to produce the item, as offers lacking the required information will not be considered. For further inquiries, interested vendors can contact Chris Campellone at (215) 697-2530 or via email at CHRISTOPHER.CAMPELLO@NAVY.MIL.