... , lubricant and other different enviroments high flexibility, mechanical sealItem#Oil Seal ROS-S0002MaterialNBR, HNBR, NBQ, FKM, CR, PDFE, EPDM, SILICONE. ect ... state standard available2, different sizes availablePackingStandard packing (PE plastic for inner packing and carton for outside packing) or customizedCertification dataISO9001(“SGS ...