The 3.875 x 4.500 x 0.375 9250 Disogrin Asymmetrical PI Piston Seal from Freudenberg-NOK is designed for superior sealing performance in hydraulic applications. This piston seal features an innovative asymmetrical design that minimizes friction and enhances sealing capabilities. With a diameter of 3.875 inches and a thickness of 0.375 inches, it is compatible with various hydraulic systems. The advanced material used in this seal provides excellent resistance to wear and temperature, ensuring reliable operation in demanding environments. This product adheres to industry standards for quality and performance.