The Freudenberg-NOK OR 279.30 is a high-quality O-ring made from 70 durometer NBR (Nitrile Butadiene Rubber), designed for reliable sealing in various industrial applications. With dimensions of 279.30 mm in outer diameter and 5.70 mm in cross-section, this O-ring ensures a secure fit and excellent resistance to oils and fuels. It meets industry standards for performance and durability, making it suitable for use in hydraulic and pneumatic systems. The N700W designation indicates its specific formulation, enhancing its compatibility with a range of fluids and temperatures.