The Freudenberg-NOK Dichtomatik OR 1.037" is a premium O-ring made from 90 durometer NBR (Nitrile Butadiene Rubber). With a cross-section of 0.210", this O-ring is engineered for optimal sealing performance in various applications. It offers superior resistance to oils, fuels, and chemicals, making it ideal for automotive and industrial uses. The dimensions ensure a snug fit in standard grooves, providing optimal sealing performance. This product adheres to industry standards for quality and durability, making it a trusted choice for engineers and technicians.