The AS568-354 SIMRIZ SZ481 is a high-quality seal with a 5-1/8" inner diameter and a 5-1/2" outer diameter, featuring a thickness of 3/16". Manufactured by Freudenberg-NOK, this seal is designed for optimal performance in various industrial applications. The SIMRIZ material offers excellent resistance to chemicals and high temperatures, making it suitable for hydraulic and pneumatic systems. This seal meets industry standards, ensuring compatibility and reliability. The SZ481 is an ideal choice for those seeking a durable and efficient sealing solution.