The SKF 6311MJ20AAC3 is a genuine SKF INSOCOAT deep groove ball bearing, specifically engineered for applications requiring electrical insulation. This robust bearing features a 55 mm bore diameter, a 120 mm outer diameter, and a 29 mm width. It incorporates an aluminum oxide coating on the outer ring to prevent damage from stray electric currents. With C3 radial internal clearance, it is suitable for applications with higher operating temperatures or where shaft expansion is expected. The bearing is equipped with a durable machined brass cage (M designation) and has a weight of 1.3 kg. It offers a basic dynamic load rating of 80 kN and a static load rating of 48 kN, ensuring reliable performance in demanding industrial environments.