The Freudenberg-NOK N901W O-Ring, with a diameter of 0.862 inches and a cross-section of 0.103 inches, is made from durable 90 durometer NBR (Nitrile Butadiene Rubber). This O-Ring is engineered for high-performance sealing in various applications, offering excellent resistance to oils and chemicals. Its design adheres to industry standards, ensuring a reliable seal that withstands high pressures and harsh environments. Perfect for automotive and industrial applications, this O-Ring guarantees effective leak prevention.