oil seal 1.Materials: NBR, FKM PTFE EPDM ,SBR ,SR ,CR ,Silicon, etc. 2.Various sizes. 3.Superior quality FAB V type cylinder ... DAS skeleton combination oil seal1.Materials: NBR, FKM FPM Viton PTFE EPDM ... ,CR ,Silicon, etc. 2.Various sizes. 3.Superior quality. Oil SealRubber Oil Seal, Rubber Seal.1. Material: NBR, SILICONE, VITON,HNBR, CR ...