The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking proposals for the repair and modification of electronic components, identified by NSN 7R-5998-014744622-V2, with a quantity of 37 units required. This procurement necessitates engineering source approval due to the flight-critical nature of the item, which mandates that only approved sources may submit proposals, ensuring the quality and reliability of the components. Interested parties must provide comprehensive documentation as outlined in the NAVSUP Source Approval Information Brochures, and proposals must be submitted within 45 days of this presolicitation notice, with contact for inquiries directed to Arianna G. Pilla at (215) 697-2198 or via email at ARIANNA.PILLA@NAVY.MIL.