The SNI39 seal features dimensions of 3.500" inner diameter, 4.125" outer diameter, and a thickness of 0.500". Manufactured by Freudenberg-NOK, this seal is designed for high-performance applications, providing effective sealing in hydraulic systems. The 90AU material offers excellent resistance to various fluids and environmental conditions, ensuring durability and reliability. This seal meets industry standards, making it a versatile choice for a wide range of applications. Its robust design helps prevent leaks and maintain system efficiency.