The Freudenberg-NOK O-Ring, featuring a diameter of 0.275" and a hardness of 70 NBR (Nitrile Butadiene Rubber), is designed for high-performance sealing in various applications. Known as N703W, this O-Ring is particularly effective in oil and fuel applications due to its excellent resistance to petroleum-based fluids. Its precise dimensions ensure a snug fit in standard O-Ring grooves, providing a reliable seal that prevents leaks. This O-Ring meets industry standards for quality and is ideal for use in automotive, hydraulic, and industrial machinery.