The Department of Defense, through the Defense Logistics Agency (DLA Land and Maritime), is seeking quotes for the procurement of two check valves under solicitation number NSN 4820011881213. The requirement includes the delivery of these valves to DLA Distribution within 168 days after order, with the approved source being identified as 15187 90040000. These valves are critical components used in various defense applications, ensuring proper flow control in systems. Interested vendors must submit their quotes electronically, as hard copies of the solicitation are not available, and any inquiries should be directed to the buyer via email at DibbsBSM@dla.mil.