The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking proposals for the procurement of check valves under a Combined Synopsis/Solicitation notice. This opportunity is specifically set aside for small businesses, in accordance with FAR 19.5, and falls under the NAICS code 332911, which pertains to Industrial Valve Manufacturing. The check valves are critical components used in various defense applications, ensuring the proper flow and regulation of fluids in military systems. Interested vendors should direct any inquiries to the buyer listed in the solicitation document, accessible via the DLA's DIBBS platform, and must be aware of the submission deadlines to participate in this procurement process.