The Department of Defense, through the Defense Logistics Agency (DLA Land and Maritime), is seeking quotes for the procurement of check valves, specifically NSN 4820015075823, under a total small business set-aside. The requirement includes a quantity of 10 units to be delivered to DLA Distribution within 168 days after order placement, with the approved source being 28953 116-35330. These valves are critical components used in various defense applications to control the flow of fluids and prevent backflow. Interested vendors must submit their quotes electronically, as hard copies of the solicitation will not be available, and any inquiries should be directed to the buyer via email at DibbsBSM@dla.mil.