TC valve seal 1.Ozone and chemical resistance 2.High temperature resistance 3.good flexibility, good elasticity TC valve seal1.Materials: NBR, NR ,EPDM ... make on your size.5.Optional color for you of the Oil Seal,Rubber Oil Seal,Rubber Seal,Rubber Gasket, O-Ring :Black, red ... Oil Seal,Rubber Seal or O-Ring and Rubber Gasket is welcomed as well.7. Apply for: Auto, motorcycle, machinery, water pumps, ...