The Freudenberg-NOK OR 5.359" 0.139" 70 NBR N703W seal is designed for high-performance applications requiring reliable sealing solutions. Made from durable NBR (Nitrile Butadiene Rubber), this O-ring offers excellent resistance to oils, fuels, and other chemicals. With a thickness of 0.139" and an outer diameter of 5.359", it meets industry standards for quality and performance. This seal is ideal for use in hydraulic systems, automotive applications, and various industrial machinery. Its robust construction ensures longevity and reliability in demanding environments.