The Freudenberg-NOK H901B O-Ring is a reliable sealing solution made from 90 durometer HNBR, featuring a cross-section of 0.139 inches. This O-Ring is engineered for durability and resistance to harsh environments, making it ideal for various industrial applications. It provides excellent resistance to heat, oil, and chemicals, ensuring long-lasting performance. The precise dimensions guarantee a snug fit, enhancing sealing efficiency and preventing leaks. This product meets industry standards for quality and reliability, making it a trusted choice for your sealing needs.