MS27152B (NOTICE 1), MILITARY SPECIFICATION: SWITCH, PRESSURE-WARNING, LOW AIR PRESSURE, 60 PSI, SPST, WATERPROOF (16 JAN 1991)
MS27152B (NOTICE 1), MILITARY SPECIFICATION: SWITCH, PRESSURE-WARNING, LOW AIR PRESSURE, 60 PSI, SPST, WATERPROOF (16 JAN 1991).