The Claas 02131850 is a genuine OEM piston seal specifically designed for hydraulic cylinders in various Claas machinery. Constructed from durable NBR (Nitrile Butadiene Rubber), this seal ensures reliable performance and a secure fit within hydraulic systems. It features an inner diameter of 45 mm, an outer diameter of 55 mm, and a height of 10 mm, making it an essential component for maintaining hydraulic integrity and preventing fluid leakage.