The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking to procure a Switching Unit, Audi, identified by NSN 0R-5821-017169518-P8, with a quantity of one unit required for delivery FOB origin. This procurement necessitates engineering source approval due to the flight-critical nature of the item, which mandates that only approved sources can provide the part to ensure quality and compliance with government standards. Interested vendors must submit detailed information regarding their qualifications and experience in producing similar items, as proposals lacking the required documentation will not be considered. For inquiries, Patrick Horan can be contacted at (215) 697-0275 or via email at PATRICK.J.HORAN1@NAVY.MIL, with a proposal submission deadline of 45 days from the notice publication date.