MIL-M-11982A (AMENDMENT 1), MILITARY SPECIFICATION: MOUNT, A.A., MACHINE GUN, CALIBER .50, M63 (W/SPARE PARTS) (26-MAY-1954)

MIL-M-11982A (AMENDMENT 1), MILITARY SPECIFICATION: MOUNT, A.A., MACHINE GUN, CALIBER .50, M63 (W/SPARE PARTS) (26-MAY-1954)., This amendment forms a part of Military Specification MIL–M–11982A, 30 April 1953 and has been approved by the Department of Defense for use of the Departments of the Army, the Navy and the Air Force.