The Department of Defense, through the Defense Logistics Agency (DLA) Land and Maritime, is seeking quotes for the procurement of 54 units of a check valve (NSN 4820008192820). This solicitation is classified under the Industrial Valve Manufacturing industry and is a qualified products list (QPL) item, indicating that only approved manufacturers may participate in the bidding process. The check valves are critical components used in various military 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 available, and all submissions should be directed to the buyer listed in the solicitation document. The delivery is required at the DLA Distribution Depot in Oklahoma within 116 days after the order is placed.