The 420 mm insulated cast iron sleeve bearing is designed for use with bearing numbers 6056 and 6340, featuring an approximate outer diameter of 430.3 mm (16.941″) and a length of 420 mm. This sleeve offers excellent electrical insulation to prevent current passage, reducing the risk of fluting and pitting in motor applications. Constructed from high-quality cast iron, it provides durability and reliable performance under demanding conditions. The sleeve’s precise dimensions and insulation properties make it ideal for industrial motors and machinery requiring robust, electrically isolated bearing solutions.