The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of 37 units of a check valve (NSN 4820011313800). This solicitation is a Total Small Business Set-Aside, aimed at ensuring that small businesses have the opportunity to compete for this contract. The check valves are critical components used in various defense applications, ensuring the proper flow of fluids and preventing backflow in systems. Interested vendors must submit their quotes electronically, as hard copies will not be provided, and all inquiries should be directed to the buyer via the email address DibbsBSM@dla.mil. The delivery is required at DLA Distribution San Diego within 171 days after order, and the solicitation will be available online through the DLA's procurement portal.