The Freudenberg-NOK N703W O-Ring is a high-quality sealing solution made from 70 durometer NBR (Nitrile Butadiene Rubber). With a diameter of 0.530 inches and a cross-section of 0.082 inches, this O-Ring is designed for reliable sealing in various applications. NBR is known for its excellent resistance to oils, fuels, and other chemicals, making it suitable for automotive and industrial uses. This O-Ring meets industry standards for performance and durability, ensuring a long-lasting seal in demanding environments.