The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Oklahoma City, is soliciting proposals for the procurement of the KC-135 Air Pressure Controller, identified by NSN 1660-01-290-2065 and part number 130400-2-1. This procurement focuses on acquiring essential aircraft parts and auxiliary equipment, specifically designed for aircraft air conditioning, heating, and pressurizing systems, which are critical for maintaining operational readiness and safety in military aviation. Interested vendors should direct inquiries to Kristian Hollingshead at kristian.hollingshead.1@us.af.mil for further details regarding the solicitation process.