The Department of Defense, through the Defense Logistics Agency, is seeking suppliers for the procurement of anti-drain valves, which are critical components in aircraft engine fuel systems. This presolicitation opportunity falls under the NAICS code 336412, focusing on aircraft engine and engine parts manufacturing, and is vital for ensuring the reliability and efficiency of military aircraft operations. Interested vendors should note that the place of performance is within the United States, and for further inquiries, they can contact Melencio Linga at melencio.linga@us.af.mil or by phone at 405-855-3526.