Special Notice: DEPT OF DEFENSE is seeking a procurement for a CONVERTER, LIQUID OX. This item, with National Stock Number (NSN) 1660-00-571-2238BO, is used in aircraft air conditioning, heating, and pressurizing equipment. The procurement is being handled by DEFENSE LOGISTICS AGENCY, specifically DLA AVIATION OKLAHOMA CITY. The item is described by the top drawing MIL-DTL-25666/7 and has an EDL revision date of 6/23 Jun 2022. The primary contact for this procurement is SEE SOLICITATION INFORMATION TO FOLLOW. Once the solicitation is approved by the contracting officer, it will be available for quotes.