MS51911C (NOTICE 1), MILITARY STANDARD: SEAL, PLAIN ENCASED, DUAL SEAL, INTERNAL SEAL SPRING LOADED (25 SEP 1995) [SUPERSEDED BY A-A-52524/7].
MS51911C (NOTICE 1), MILITARY STANDARD: SEAL, PLAIN ENCASED, DUAL SEAL, INTERNAL SEAL SPRING LOADED (25 SEP 1995) [SUPERSEDED BY A-A-52524/7].