The 90 mm steel shaft sleeve is designed for use with bearings 6018, 6218, and 6318, offering a precise fit and reliable performance in industrial applications. With a sleeve length of 75 mm, it supports bearings featuring an inner diameter of 90 mm, outer diameter of 140 mm, and width of 24 mm for the 6018, or 160 mm and 30 mm for the 6218. These deep groove ball bearings are constructed from high-quality steel, ensuring durability and smooth operation under radial and axial loads. The sleeve provides excellent alignment and stability, making it ideal for motors, gearboxes, and other electrical components requiring robust bearing support.