The OR 7.725 0.275" 90 NBR N901W O-Ring by Freudenberg-NOK is designed for robust sealing in various applications. With a diameter of 7.725 inches and a cross-section of 0.275 inches, this O-ring is made from high-quality Nitrile Butadiene Rubber (NBR), providing excellent resistance to oils, fuels, and other chemicals. Rated for a hardness of 90 Shore A, it ensures durability and longevity in demanding environments. This O-ring is ideal for automotive, hydraulic, and industrial applications, ensuring a reliable seal under pressure.