MIL-O-23678B (AMENDMENT 2), MILITARY SPECIFICATION, OXYGEN SYSTEMS, PORTABLE, HIGH PRESSURE, AIRCRAFT (29 SEP 1995).,

MIL-O-23678B (AMENDMENT 2), MILITARY SPECIFICATION, OXYGEN SYSTEMS, PORTABLE, HIGH PRESSURE, AIRCRAFT (29 SEP 1995)., This amendment forms a art of MIL-O-23678B, dated 10 September 1982, and is approved for use by all Department and agencies of the Department of Defense.