... requirement Oil Seal, rubber gasket, rubber spring, rubber seal, seal1. Available material: NBR, HNBR, EPDM, ACM, Silicone, Viton (FKM), ... etc. Wide range of material is available. 2. All manufacturing processes confirm to the ISO-9001: ... specification is welcome according to your requirements.6. Available in various sizes and colors.7. State standard and non-state standard sizes ...