The Department of Defense, through the Defense Logistics Agency (DLA) Aviation in Oklahoma City, is issuing a Special Notice for the procurement of a Converter, Liquid Oxygen, identified by NSN 1660-00-810-6854BO. This procurement is crucial for maintaining aircraft air conditioning, heating, and pressurizing systems, as indicated by the associated PSC code 1660. The top drawing for this item is M25666/5, with an EDL revision date of September 29, 2025. Interested vendors should refer to the solicitation information for further details and contact the designated personnel once the solicitation has been approved for quotes.