MS51913D (NOTICE 1), MILITARY STANDARD: SEAL, PLAIN ENCASED, DUAL SEAL, EXTERNAL SEAL SPRING LOADED (22 SEP 1995) [SUPERSEDED BY A-A-52524/9].
MS51913D (NOTICE 1), MILITARY STANDARD: SEAL, PLAIN ENCASED, DUAL SEAL, EXTERNAL SEAL SPRING LOADED (22 SEP 1995) [SUPERSEDED BY A-A-52524/9].