The Freudenberg-NOK OR 3.737" 90 NBR N903X seal is crafted for high-performance sealing in challenging conditions. Made from durable 90 durometer Nitrile Butadiene Rubber (NBR), it provides exceptional resistance to oils and fuels, making it suitable for automotive and industrial applications. With a thickness of 0.103", this seal is designed to fit standard applications, ensuring a reliable seal to prevent leaks. It meets rigorous industry standards, ensuring quality and performance in critical sealing applications.