The PWR 5.25 x 5.5 x 1.25 9400 Piston Wear Ring by Freudenberg-NOK is engineered for optimal performance in hydraulic systems. This wear ring is designed to fit precisely within piston assemblies, ensuring minimal friction and extended service life. Constructed from high-quality materials, it measures 5.25 inches in outer diameter, 5.5 inches in inner diameter, and 1.25 inches in thickness. The wear ring is compatible with various hydraulic fluids and meets industry standards for durability and reliability. Ideal for applications requiring robust sealing solutions, it enhances the efficiency of hydraulic cylinders and reduces wear on critical components.