The Freudenberg-NOK OR 0.426" 90 HNBR H901B seal is a high-performance O-ring designed for industrial applications. Made from durable HNBR material, it features a 0.070" cross-section and a hardness of 90 durometer, ensuring excellent sealing capabilities. With an outer diameter of 0.426", this seal is ideal for use in hydraulic and pneumatic systems, providing reliable performance under pressure. It complies with industry standards, making it a trusted choice for engineers and maintenance teams. Its robust construction guarantees longevity and effectiveness in various applications.