The Freudenberg-NOK 0.139" 70 VMQ S701B O-Ring is a high-quality sealing solution with a diameter of 2.859 inches. Made from VMQ (silicone) material, it offers excellent resistance to extreme temperatures and a variety of chemicals. With a hardness of 70 Shore A, this O-Ring is ideal for applications in automotive, aerospace, and industrial settings. It meets rigorous industry standards, ensuring reliability and performance in critical sealing applications. Its precise dimensions guarantee a perfect fit, enhancing the efficiency of your systems.