The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking proposals for the procurement of check valves, specifically designated as "16--VALVE,CHECK,FEED." This opportunity is set aside for small businesses under the Total Small Business Set-Aside (FAR 19.5) and falls under the NAICS code 336413, which pertains to Other Aircraft Parts and Auxiliary Equipment Manufacturing. The check valves are critical components used in aerospace applications, ensuring the proper flow and safety of systems in aircraft. Interested vendors should direct any inquiries regarding this solicitation to the buyer listed in the solicitation document, accessible via the DLA's DIBBS website, and can reach out via email at DibbsBSM@dla.mil for further assistance.