The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is soliciting quotes for the procurement of an expansion valve, a commercial off-the-shelf item (COTS) intended for use in the P8 aircraft. The procurement requires FAA-certified parts accompanied by an FAA Authorized Release Certificate or equivalent documentation, emphasizing the importance of compliance with aviation safety standards. Interested vendors must submit their quotes via email by 4:30 PM Eastern Time on the specified closing date, with the evaluation criteria focusing on technical acceptability, price, delivery lead time, and past performance. For further inquiries, potential bidders can contact Jessica Harpel at 215-697-2995 or via email at jessica.l.harpel2.civ@us.navy.mil.