The Freudenberg-NOK N903X Oil Seal features a size of 15.955" and a thickness of 0.139", made from 90 NBR (Nitrile Butadiene Rubber). This oil seal is engineered for optimal sealing performance in various industrial applications, providing excellent resistance to oil and temperature changes. Its robust design meets industry standards, ensuring reliability and durability in demanding environments. The NBR material enhances the seal's longevity, making it an ideal choice for effective sealing solutions in mechanical systems.