The AS568-355 SIMRIZ SZ134 seal features a 5-1/4" inner diameter and a 5-5/8" outer diameter, with a thickness of 3/16". This product from Freudenberg-NOK is designed for high performance in various industrial applications. The SIMRIZ material is known for its exceptional resistance to chemicals and thermal degradation, making it ideal for harsh environments. This seal complies with industry standards, ensuring compatibility with numerous applications, including hydraulic and pneumatic systems, providing a reliable sealing solution.