The AS568-347 SIMRIZ SZ134 is a robust sealing solution with a 4-1/4" inner diameter and a 4-5/8" outer diameter, featuring a thickness of 3/16". Manufactured by Freudenberg-NOK, this seal is designed for high performance in industrial applications, offering excellent resistance to chemicals and high temperatures. The SIMRIZ material ensures a secure fit and long-lasting durability, making it suitable for hydraulic and pneumatic systems. This product adheres to industry standards, ensuring compatibility and reliability in various environments.