The Freudenberg-NOK H802B O-Ring, measuring 0.275" in diameter and made from 80 durometer HNBR, is engineered for high-performance sealing applications. This O-Ring provides exceptional resistance to oils, chemicals, and high temperatures, making it ideal for industrial and automotive environments. Its precise dimensions ensure a secure fit, preventing leaks and enhancing system efficiency. The HNBR material is recognized for its durability and longevity, meeting stringent industry standards. This O-Ring is perfect for use in hydraulic and pneumatic systems, delivering reliable performance in critical applications.