The PWR 4 x 4.25 x 0.25 9800 Piston Wear Ring from Freudenberg-NOK is a vital component for hydraulic systems, designed to enhance performance and durability. With a diameter of 4 inches and an outer diameter of 4.25 inches, this wear ring is 0.25 inches thick, making it ideal for various piston applications. Crafted from premium materials, it provides exceptional wear resistance and helps maintain optimal clearance, reducing friction and improving efficiency. This wear ring meets industry standards, ensuring compatibility with a wide range of hydraulic systems. Invest in the PWR 9800 series to ensure your equipment operates smoothly and reliably.