The Freudenberg-NOK 1.359" NBR O-Ring is designed for optimal sealing in industrial applications. Made from high-quality Nitrile Butadiene Rubber (NBR) with a durometer rating of 70, this O-Ring features a cross-section of 0.139", ensuring a secure fit in hydraulic and pneumatic systems. Its chemical resistance provides durability against oils and fuels, while compliance with industry standards guarantees reliability. This O-Ring is engineered to effectively prevent leaks and maintain system integrity in various environments.