The Freudenberg-NOK Dichtomatik OR 8.984" 0.139" 70 NBR NB7018 O-ring is expertly crafted for reliable sealing in industrial applications. Constructed from high-performance Nitrile Butadiene Rubber (NBR), it provides excellent resistance to a variety of chemicals, oils, and fuels. With an outer diameter of 8.984 inches and a cross-section of 0.139 inches, this O-ring is designed for hydraulic and pneumatic systems, ensuring a secure fit and leak prevention. Its durability and compliance with industry standards make it a trusted choice for demanding conditions.