The Freudenberg-NOK H901B O-Ring, with a cross-section of 0.139 inches and a hardness of 90 HNBR, is designed for high-performance sealing in various applications. This O-Ring offers excellent resistance to heat, oil, and chemicals, making it suitable for demanding environments. Its precise dimensions ensure a perfect fit, enhancing sealing efficiency and preventing leaks. Ideal for automotive and industrial uses, this O-Ring complies with industry standards, ensuring reliability and safety in your operations. The durable HNBR material provides long-lasting performance, making it a trusted choice for sealing solutions.