The Freudenberg-NOK OR 9.984" 0.139" 90 NBR N903X seal is designed for high-performance applications requiring reliable sealing solutions. Made from durable Nitrile Butadiene Rubber (NBR), this O-ring offers excellent resistance to oils, fuels, and other chemicals, making it ideal for automotive and industrial uses. With a thickness of 0.139 inches, it ensures a secure fit in various assemblies. This seal meets industry standards for quality and performance, ensuring compatibility with a wide range of systems. Its dimensions and material composition make it suitable for high-pressure environments, providing long-lasting durability.