The Freudenberg-NOK OR 5.484" 0.139" 70 NBR N703W seal is engineered for optimal sealing performance in various applications. Constructed from high-quality NBR (Nitrile Butadiene Rubber), this O-ring provides excellent resistance to a wide range of chemicals, oils, and fuels. With a thickness of 0.139" and an outer diameter of 5.484", it adheres to strict industry standards, ensuring reliability in hydraulic and automotive systems. This durable seal is perfect for use in environments where longevity and performance are critical.