The PWR 3.75 x 4 x 0.375 9400 Piston Wear Ring from Freudenberg-NOK is designed for precision and durability in hydraulic applications. Measuring 3.75 inches in diameter and 0.375 inches in thickness, this wear ring is engineered to provide effective sealing and support for piston assemblies. Made from high-quality materials, it offers excellent resistance to wear, ensuring a longer lifespan for your equipment. This product adheres to industry standards, making it suitable for a variety of hydraulic systems, and is crucial for maintaining efficiency and performance in demanding environments.