The Freudenberg-NOK NBR O-Ring features a cross-section of 3.53 mm and an inner diameter of 497 mm, with a durometer rating of 70. This O-Ring is crafted from high-quality NBR material, providing excellent resistance to oils, fuels, and various chemicals. Its robust design ensures a reliable seal in both static and dynamic applications, making it suitable for a wide range of industrial uses. The precise dimensions guarantee compatibility with standard fittings, enhancing its versatility. This O-Ring meets industry standards, ensuring it is a dependable choice for professionals seeking effective sealing solutions.