The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking qualified sources for the repair and modification of a distributing system, identified by NSN 7R-6150-015625461-H1, with a quantity of 29 units required. This procurement necessitates engineering source approval due to the flight-critical nature of the item, which mandates that only previously approved sources may be solicited, ensuring the maintenance of quality and compliance with design control activities. Interested parties must submit comprehensive documentation for source approval along with their proposals, as offers lacking the necessary data will not be considered. For further inquiries, potential bidders can contact Dina M. Wojciechowski at (215) 697-1219 or via email at DINA.M.WOJCIECHOWSKI.CIV@US.NAVY.MIL.