The AS568-152 SIMRIZ SZ501 seal features a 3-1/4" inner diameter and a 3-7/16" outer diameter, with a thickness of 3/32". This high-quality seal from Freudenberg-NOK is designed for optimal performance in various sealing applications. The SIMRIZ material provides excellent resistance to chemicals and temperature fluctuations, making it suitable for hydraulic and pneumatic systems. This seal complies with industry standards, ensuring compatibility and reliability. The SZ501 is engineered to deliver a secure fit, enhancing the efficiency and durability of your equipment.