The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Oklahoma City, is soliciting proposals for the procurement of an Oxygen System, Eject, identified by National Stock Number (NSN) 1660-01-534-4498. This solicitation aims to acquire essential aircraft air conditioning, heating, and pressurizing equipment, which plays a critical role in ensuring the operational readiness and safety of military aircraft. Interested vendors should reach out to Kristian Hollingshead at kristian.hollingshead.1@us.af.mil for further details regarding the solicitation process and requirements.