MIL-C-60617 (AMENDMENT 1), MILITARY SPECIFICATION: CARTRIDGE, 7.62MM : NATO, ARMOR PIERCING, M61 (12 DEC 1967)

MIL-C-60617 (AMENDMENT 1), MILITARY SPECIFICATION: CARTRIDGE, 7.62MM : NATO, ARMOR PIERCING, M61 (12 DEC 1967)., This amendment forms a part of Military Specification MIL-C-60617 (MU) dated 3 February 1967.