The PWR 4 x 4.25 x 1.75 9800 Piston Wear Ring by Freudenberg-NOK is a high-performance component designed for hydraulic systems. With dimensions of 4 inches in diameter, 4.25 inches in height, and 1.75 inches in thickness, this wear ring provides excellent support and minimizes friction in piston assemblies. Constructed from durable materials, it ensures longevity and reliability in various industrial applications. This wear ring meets stringent industry standards, making it an ideal choice for enhancing the efficiency and lifespan of hydraulic equipment.