The Claas 0008237820 is a genuine OEM O-ring, precisely engineered with an internal diameter of 40 mm and a section diameter of 3 mm. Made from durable NBR (Nitrile Butadiene Rubber), this sealing ring offers excellent resistance to oils, fuels, and hydraulic fluids, ensuring a reliable and leak-free seal in demanding agricultural applications. It is a critical component for maintaining optimal performance across a wide range of Claas machines, including AXION, ARION, LEXION, JAGUAR, XERION, and SCORPION series.