The Freudenberg-NOK V750FM FKM O-Ring, featuring a 0.139" cross-section and a hardness of 75 durometer, is designed for high-performance sealing. With a diameter of 2.109", this O-Ring is made from FKM (Viton), offering excellent resistance to heat, chemicals, and aging. It meets industry standards, ensuring reliability in various applications, from automotive to industrial uses. This O-Ring provides a secure seal, making it an essential component for engineers and maintenance professionals seeking durability and efficiency.