The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is soliciting quotes for the procurement of valve mid flow OBI, categorized under miscellaneous aircraft accessories and components. This procurement aims to secure essential spare parts that require government source approval prior to award, emphasizing the importance of compliance with the NAVSUP WSS Source Approval Brochure for potential suppliers. Interested vendors must submit their proposals via email to Gerard T. Weiss at GERARD.T.WEISS.CIV@US.NAVY.MIL by the specified due date, ensuring all required documentation is included to avoid disqualification from the bidding process.