The Freudenberg-NOK N901W O-Ring features a 0.070 inch cross-section and is made from durable 90 durometer Nitrile Butadiene Rubber (NBR). This O-Ring is engineered for optimal sealing performance in various applications, particularly in environments exposed to oils and fuels. Its robust construction ensures longevity and reliability, making it a preferred choice for hydraulic and pneumatic systems. The precise dimensions allow for a perfect fit in standard grooves, ensuring effective sealing under pressure. This product adheres to industry standards, ensuring quality and performance.