The Freudenberg-NOK OR 8.475" 0.275" 90 NBR N901W O-ring is engineered for optimal sealing performance in various industrial applications. Constructed from high-grade Nitrile Butadiene Rubber (NBR), it provides excellent resistance to a variety of chemicals, oils, and fuels. With a thickness of 0.275 inches and an outer diameter of 8.475 inches, this O-ring is designed to meet rigorous industry standards, ensuring reliability and durability. It is perfect for use in hydraulic and pneumatic systems, offering a secure seal that prevents leaks and enhances system efficiency.