MIL-P-18540, MILITARY SPECIFICATION: PISTOL, SIGNAL, MK 5 (20-MAY-1955) [NO S/S DOCUMENT]

MIL-P-18540, MILITARY SPECIFICATION: PISTOL, SIGNAL, MK 5 (20-MAY-1955) [NO S/S DOCUMENT]., This specification governs the manufacture, assembly and preparation for delivery of the Signal Pistol Mk 5 and the methods of inspection and tests upon which acceptance will be based.