The AS568-252 SIMRIZ SZ134 seal is designed for high-performance applications, featuring a 5-1/4" inner diameter and a 5-1/2" outer diameter with a thickness of 1/8". Manufactured by Freudenberg-NOK, this seal is made from durable SIMRIZ material, providing excellent resistance to chemicals and high temperatures. It meets industry standards, ensuring compatibility with various systems. Ideal for hydraulic and pneumatic applications, the SZ134 offers a secure and long-lasting sealing solution, enhancing the performance of your equipment.