The Freudenberg-NOK 0.609" NBR O-Ring is designed for reliable sealing in various applications. Made from high-quality Nitrile Butadiene Rubber (NBR), this O-Ring features a durometer rating of 70, ensuring durability and resistance to wear. With a cross-section of 0.139", it is ideal for use in hydraulic and pneumatic systems. This O-Ring meets industry standards for performance and compatibility, making it suitable for a wide range of environments. Its dimensions and material composition provide excellent resistance to oils, fuels, and other chemicals, ensuring a long-lasting seal.