The Freudenberg-NOK O-Ring, with a diameter of 0.275 inches and a hardness of 70 durometer VMQ silicone (SI70A4), is engineered for superior sealing performance. This O-Ring is particularly effective in applications requiring resistance to high temperatures and various chemicals. Its robust construction ensures longevity and reliability in both static and dynamic sealing applications. The VMQ material is known for its excellent flexibility and durability, making it suitable for a wide array of industrial uses. Choose this O-Ring for a dependable sealing solution that meets stringent performance standards.