MS51907E, MILITARY STANDARD: SEAL, PLAIN ENCASED, DUAL SEALING MEMBERS, OPPOSED, SPRING LOADED (27 OCT 1986) [SUPERSEDED BY A-A-52524/3].
MS51907E, MILITARY STANDARD: SEAL, PLAIN ENCASED, DUAL SEALING MEMBERS, OPPOSED, SPRING LOADED (27 OCT 1986) [SUPERSEDED BY A-A-52524/3].