MIL-C-4751D, MILITARY SPECIFICATION: CASTERS, RIGID AND SWIVEL, PRECISION HEAVY DUTY, AND SHOCK ABSORBING (02-MAR-1983) [S/S BY NASM4751]

MIL-C-4751D, MILITARY SPECIFICATION: CASTERS, RIGID AND SWIVEL, PRECISION HEAVY DUTY, AND SHOCK ABSORBING (02-MAR-1983) [S/S BY NASM4751]., This specification covers heavy-duty and shock absorbing, precision, rigid and swivel casters.