MIL-T-27422B (AMENDMENT 1), MILITARY SPECIFICATION: TANK, FUEL, CRASH-RESISTANT, AIRCRAFT (13 APR 1971) [S/S BY MIL-DTL-27422C]., This amendment forms a part of Military Specification MIL-T-27422B,dated 24 February 1970, and is mandatory for use by all Departmentsand Agencies of the Department of Defense.