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FKM 75A Quad Ring, Size 014, 0.489" ID x 0.070" CS
MCFARLANE QUAD RING 1100 - NOSE STRUT SEAL - Aviation Parts Inc.
10pcs A Lot Quad Ring 37.47*5.33 Mm X-ring As-325 Nbr70 X-ring Seals Idxcs 37.47 To 81.92 Nitrile Rubber Hydraulic Parts - Oil Seals & Other Seals - AliExpress