Special Notice DEPT OF DEFENSE DEFENSE LOGISTICS AGENCY is procuring a TANK, LIQUID OXYGEN (NSN: 1660-00-322-0847BO) for aircraft air conditioning, heating, and pressurizing equipment. The tank is specified by the top drawing 10C-0020-0013 and has an EDL revision and date of 3 / 20 May 2022. The MDC code is EEE and the IM name is Sandra G.