MS51909E, MILITARY STANDARD: SEAL, PLAIN ENCASED, SINGLE SEALING MEMBER, SPRING LOADED, SHOULDERED CASE (27 OCT 1986) [SUPERSEDED BY A-A-52524/5].
MS51909E, MILITARY STANDARD: SEAL, PLAIN ENCASED, SINGLE SEALING MEMBER, SPRING LOADED, SHOULDERED CASE (27 OCT 1986) [SUPERSEDED BY A-A-52524/5].