The Freudenberg-NOK Dichtomatik OR 0.662" is an O-ring made from durable 90 durometer NBR (Nitrile Butadiene Rubber). Featuring a cross-section of 0.210", this O-ring is designed for high-performance sealing in various applications. It exhibits excellent resistance to oils, fuels, and chemicals, making it ideal for automotive and industrial use. The dimensions are tailored for a perfect fit in standard grooves, ensuring effective sealing. This product complies with industry standards, ensuring reliability and longevity in demanding environments.