The PWR 7.5 x 7.75 x 0.5 9400 Piston Wear Ring by Freudenberg-NOK is a critical component for hydraulic systems, providing effective sealing and wear resistance. With dimensions of 7.5 inches outer diameter, 7.75 inches inner diameter, and a thickness of 0.5 inches, it is designed to fit a range of piston sizes. This wear ring is made from durable materials that ensure longevity and reliability in high-pressure applications. It adheres to industry standards, making it suitable for various hydraulic configurations.