MS51915C, MILITARY STANDARD: SEAL, PLAIN ENCASED, ONE FELT, PLUS ONE LEATHER OR SYNTHETIC ELASTOMER SEALING MEMBER SPRING LOADED (27 OCT 1986) [SUPERSEDED BY A-A-52524/11].
MS51915C, MILITARY STANDARD: SEAL, PLAIN ENCASED, ONE FELT, PLUS ONE LEATHER OR SYNTHETIC ELASTOMER SEALING MEMBER SPRING LOADED (27 OCT 1986) [SUPERSEDED BY A-A-52524/11].