The K20-135X110X25 NBR Piston Seal from Freudenberg-NOK is engineered for high-performance sealing in hydraulic systems. With dimensions of 5.315 X 4.331 X 0.984 inches, this piston seal is crafted from durable Nitrile Butadiene Rubber (NBR), ensuring excellent resistance to wear and pressure. It is designed to fit standard hydraulic cylinders, providing a reliable seal that enhances system efficiency and longevity. The K20 series is recognized for its robust construction, making it ideal for various industrial applications.