The Freudenberg-NOK N901W O-Ring is a high-performance sealing solution made from 90 Shore A Nitrile Butadiene Rubber (NBR). With a diameter of 6.475 inches and a cross-section of 0.275 inches, this O-Ring is engineered for durability and resistance to various chemicals and temperatures. It meets industry standards for performance and reliability, making it suitable for a wide range of applications in industrial settings. The NBR material ensures minimal leakage and optimal performance in hydraulic and pneumatic systems.