The Freudenberg-NOK 0.139" 70 VMQ S701B O-Ring is a reliable sealing component with a diameter of 3.109 inches. Constructed from high-quality VMQ (silicone) material, it offers superior resistance to heat and chemicals, making it suitable for a variety of industrial applications. With a hardness rating of 70 Shore A, this O-Ring provides a secure and effective seal, ensuring optimal performance in automotive and manufacturing settings. It adheres to industry standards, guaranteeing durability and reliability in critical sealing applications.