The Freudenberg-NOK OR 3.850" 90 NBR N903X seal is designed for high-performance applications requiring durability and reliability. Made from high-quality Nitrile Butadiene Rubber (NBR), this seal offers excellent resistance to oil and fuel, making it ideal for automotive and industrial uses. With a thickness of 0.210" and a pressure rating suitable for various environments, it ensures a tight seal in critical applications. This product meets industry standards, ensuring compatibility with a wide range of systems. The dimensions and material composition make it a versatile choice for engineers and maintenance professionals.