The Department of Defense, through the Defense Logistics Agency (DLA Land and Maritime), is seeking quotes for the procurement of 21 units of the NSN 4820013322639 Stop-Check Valve. This solicitation is part of a combined synopsis/solicitation process, and the approved source for this procurement is identified as 6V279 D6264251. The Stop-Check Valve is a critical component used in various defense applications, ensuring proper flow control and system integrity. Interested vendors must submit their quotes electronically, as hard copies of the solicitation will not be available, and all inquiries should be directed to the buyer via email at DibbsBSM@dla.mil. The delivery of the valves is required within 101 days after the order is placed.