The Freudenberg-NOK 0.139" 70 VMQ S701B O-Ring is engineered for optimal sealing performance in demanding conditions. With a diameter of 2.734 inches, this O-Ring is crafted from VMQ (silicone) material, providing exceptional resistance to heat and chemicals. Rated at 70 Shore A hardness, it ensures a secure seal in various applications, including automotive and industrial sectors. This O-Ring complies with industry standards, making it a reliable choice for engineers and manufacturers seeking durability and efficiency in their sealing solutions.