The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of two check valves under solicitation number NSN 4820015103686. The requirement specifies the delivery of these valves to DLA Distribution within 165 days after order, with the approved source being NV822168-2. These valves are critical components used in various aircraft systems, ensuring proper flow control and preventing backflow in hydraulic and pneumatic applications. Interested vendors must submit their quotes electronically, as hard copies will not be provided, and any inquiries should be directed to the buyer via email at DibbsBSM@dla.mil.