The AS568-219 SIMRIZ SZ481 seal features a 1-5/16" inner diameter and a 1-9/16" outer diameter, with a thickness of 1/8". This high-quality product from Freudenberg-NOK is designed for optimal performance in various industrial applications. The SIMRIZ material is known for its superior resistance to chemicals and high temperatures, making it ideal for hydraulic and pneumatic uses. This seal meets industry standards, ensuring compatibility and reliability in demanding environments. The SZ481 is engineered to provide a secure and effective sealing solution, enhancing the durability and efficiency of your systems.