XINGTAI HUIMEN SEALS FACTORY   We can produce many kinds of rubber products, including Oil seal, O-rings, Gasket and Rubber Bushing   Customed order is available.Hope cooperate with you a long time.   Any question, please contact me , Skype: fenghui0819   All sizes of O Ring NBR ,EPDM, VITON, Silicone           1. Compatible with most oils and EP lubricants at higher operating temperatures. 2. High resistance to oxidation and ozone. 3. OEM For Reference:  Silicone O Ring     4. Constructed of tough, abrasion-resistant nitrile-the lowest cost, most oil-resistant elastomer available. 5.Customed order is available.   We have thousands of stock,different material, color, types, and sizes.    Please advice your require of size, material and type and quantity. Competetive price for your reference.   Looking forward to your email.