The Freudenberg-NOK H802B O-Ring, with a diameter of 0.275" and 80 durometer HNBR, is designed for superior sealing in various applications. This O-Ring is particularly effective in environments where resistance to oils and chemicals is crucial. Its durable construction ensures a reliable seal, preventing leaks and maintaining system integrity. The HNBR material is known for its excellent thermal stability and elasticity, making it suitable for high-temperature applications. This O-Ring meets industry standards, making it an ideal choice for hydraulic and pneumatic systems, ensuring long-lasting performance.