The 140 mm steel sleeve bearing series includes models such as the 6018, 6216, and 6313 deep groove ball bearings, designed for high-speed and high-load applications. The 6313 bearing features a 65 mm bore diameter, 140 mm outer diameter, and 33 mm width, with steel inner and outer rings, pressed steel cage, and a dynamic load rating of 92,500 N, suitable for radial loads and high rotational speeds. The 6018 bearing measures 90 mm bore, 140 mm outer diameter, and 24 mm width, with a dynamic load rating of 58 kN and limiting speeds up to 5600 rpm (oil-lubricated). The 6216 bearing has an 80 mm bore, 140 mm outer diameter, and 26 mm thickness, offering robust performance in various industrial uses. These bearings provide precision grade 0 accuracy, standard metric sizing, and options for open, shielded, or sealed configurations to suit diverse mechanical requirements.