The Freudenberg-NOK OR 0.426" 90 NBR N901W seal is a high-performance sealing solution designed for various industrial applications. Constructed from premium Nitrile Butadiene Rubber (NBR), this O-ring provides exceptional resistance to oils and fuels, making it ideal for automotive and hydraulic systems. With a cross-section of 0.426" and a hardness rating of 90, it ensures a secure fit and effective sealing. This product adheres to industry standards, ensuring compatibility with a wide range of systems. Its durable construction guarantees long-lasting performance, making it a reliable choice for engineers.