The Freudenberg-NOK 0.139" 70 VMQ S701B O-Ring is designed for high-performance sealing in various applications. With a diameter of 2.984 inches, this O-Ring is made from VMQ (silicone) material, providing excellent resistance to temperature fluctuations and chemical exposure. Rated at 70 Shore A hardness, it ensures a secure seal in automotive, aerospace, and industrial environments. This O-Ring meets industry standards for durability and reliability, making it an ideal choice for engineers and manufacturers looking for effective sealing solutions.