The Freudenberg-NOK OR 0.644" 90 NBR N903X seal is engineered for reliable sealing in challenging environments. Made from high-quality 90 durometer NBR, this seal offers excellent resistance to oils and fuels, ensuring durability and performance. With a diameter of 0.644 inches, it is suitable for various industrial and automotive applications. This seal complies with industry standards, providing assurance of quality. Its robust construction ensures effective sealing under high-pressure conditions, making it a preferred choice for long-lasting applications.