MIL-C-5604B, MILITARY SPECIFICATION, COMPASS; MAGNETIC, PILOT'S STANDBY (13 SEP 1962) [S/S BY SAE-AS5604]

MIL-C-5604B, MILITARY SPECIFICATION, COMPASS; MAGNETIC, PILOT'S STANDBY (13 SEP 1962) [S/S BY SAE-AS5604]., This specification covers the design requirements and all performance requirements for procurement of 1 7/8 inch dial pilot's standby compasses as specified herein.