... etc. 4.AS568 in Shore A/IRH Rubber o ring:O-Ring is used as static and dynamic ... . Optional color for you of the oil seal, O-Ring and rubber gasket: Black, red, yellow, brown, white, ... 6. Your OEM order of oil seal or O-Ring , rubber gasket is welcomed as well. 7. Apply ... of Oil seal, O-Ring , Rubber seal, Rubber gasket, Rubber ring, Sealing ring, Sealing gasket. FKM RUBBER O-RING SEAL characteristics ...