The PWR 3 x 3.25 x 1 9400 Piston Wear Ring by Freudenberg-NOK is a critical component for hydraulic systems, designed to enhance sealing performance. With dimensions of 3 x 3.25 x 1 inches, it fits various piston assemblies, ensuring optimal functionality. Constructed from durable materials, this wear ring provides excellent resistance to wear and pressure, making it ideal for high-demand applications. This product adheres to industry standards, ensuring compatibility with a wide range of hydraulic systems and improving the overall efficiency of your machinery.