The OR 11.975 x 0.275 inch O-Ring is made from high-quality EPDM rubber, ensuring excellent resistance to heat, ozone, and weathering. Manufactured by Freudenberg-NOK, this O-Ring is ideal for sealing applications in various industries, including automotive and HVAC. Its precise dimensions guarantee a snug fit, preventing leaks and ensuring optimal performance. The EPDM material is known for its durability and flexibility, making it suitable for both static and dynamic sealing applications. This O-Ring meets industry standards for reliability and performance.