The AS568-455 13" ID x 13 1/2" OD x 1/4" SIMRIZ SZ498 O-ring from Freudenberg-NOK is a reliable sealing solution for industrial applications. Made from durable SIMRIZ material, it provides excellent resistance to a variety of chemicals and high temperatures. With an inner diameter of 13 inches and an outer diameter of 13 1/2 inches, this O-ring is designed for optimal fit in hydraulic and pneumatic systems. The 1/4" thickness ensures a robust seal, making it suitable for high-pressure applications. This product adheres to industry standards, ensuring compatibility and performance in demanding environments.