The FAFNIR W309KLL Bearing is a high-quality ball bearing designed for industrial automation and motion control applications. With a precision rating of ABEC 1, this bearing is suitable for a wide range of temperatures (-20°C to 120°C) and has a dynamic load rating of 53 kN. Made of metal and featuring a double seal, this bearing has a bore diameter of 45 mm, an outside diameter of 100 mm, and a width of 25 mm. The bearing also uses stamped cages and is lubricated with grease, making it a reliable and durable component for various mechanical power transmission systems.