MIL-C-38214B, MILITARY SPECIFICATION: COMPASS, MAGNETIC, MOUNTED (07-OCT-1968) [S/S BY MIL-PRF-38214C]

MIL-C-38214B, MILITARY SPECIFICATION: COMPASS, MAGNETIC, MOUNTED (07-OCT-1968) [S/S BY MIL-PRF-38214C]., This specification covers the requirements for four types of integrally-lighted, flange-mounted, pilot’s standby magnetic compasses (see 6.4.7).