MIL-STD-637A, MILITARY STANDARD: MACHINE AND AUTOMATIC GUNS AND MACHINE GUN TRAINERS THROUGH 30-MM (13 FEB 1961) [NO S/S DOCUMENT]

MIL-STD-637A, MILITARY STANDARD: MACHINE AND AUTOMATIC GUNS AND MACHINE GUN TRAINERS THROUGH 30-MM (13 FEB 1961) [NO S/S DOCUMENT]., This standard contains all machine and automatic guns, and machine gun trainers through 30-mm in FSC Class 1005 for which Department of Defense standard (Standardization Code 1) for use by the Military departments Selection for all new engineering and design applications and for repetitive use shall be made from this document.