Freudenberg-NOK's PWR 4.25 x 4.5 x 0.375 9800 Piston Wear Ring is designed for hydraulic applications, featuring a diameter of 4.25 inches and a thickness of 0.375 inches. This wear ring is constructed from high-performance materials that resist wear and provide excellent sealing capabilities. Designed to meet rigorous industry standards, it ensures reliable operation in hydraulic cylinders. The wear ring's precise dimensions facilitate easy installation and compatibility with various systems, making it an essential component for maintaining hydraulic efficiency and performance.