We offer O-ring, rectangular-ring, rubber gasket, rubber washer and so on. ... ) We Specialize in designing and manufacturing all the oil seal, O-ring and other rubber parts. You can get more information ... ) Applications: automobile, motorcycles, agricultural machinery, trucks, buses, trailers, heavy duty machine, pump and other equipment.3) Material: NBR, FKM (VITON), MVQ (SILICONE ...