The Claas 0009434670 is a genuine OEM NBR (Nitrile Butadiene Rubber) O-ring, designed for sealing applications in Claas agricultural and construction machinery. This O-ring features an inner diameter of 11.86 mm and a section diameter of 1.5 mm, with a hardness of 70 Shore A. It has been superseded by part number 0009434670/1, which is a direct replacement. This essential sealing component ensures leak-free operation and maintains system integrity across a wide range of Claas models, including AXION, ARION, LEXION, JAGUAR, and more.