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 critical aircraft component, identified by NSN 7R-1680-015854816-P8. The procurement involves a quantity of 15 units, with delivery terms set to FOB Origin, and requires engineering source approval to ensure the quality and reliability of the part, which is deemed flight critical. Only sources previously approved by the Government will be considered, and interested parties must submit necessary documentation for source approval along with their proposals. Proposals must be submitted within 45 days of the notice, and inquiries can be directed to Arianna G. Pilla at (215) 697-2198 or via email at ARIANNA.PILLA@NAVY.MIL.