The KUHN 81503506 is an authentic flange bearing designed for a wide range of KUHN GMD series disc mowers. This critical component features a 35mm inner diameter, a 72mm outer diameter, and a 40mm height, ensuring precise fit and reliable performance in demanding agricultural applications. Weighing approximately 0.5 kg, this OEM part provides robust support and smooth operation for rotating shafts, contributing to the longevity and efficiency of your machinery.