The Timken 30311 is a high-quality single row tapered roller bearing designed for demanding applications in agricultural and industrial machinery. This genuine Timken bearing features a bore diameter of 55 mm, an outer diameter of 120 mm, and a total width of 29 mm, providing robust support for radial and axial loads. Manufactured to Timken's rigorous standards, it ensures durability and efficient operation, making it an ideal replacement for various equipment.