... Main types: Deep Groove Ball Bearings ,Cylindrical Roller Bearings, Self-aligning ball bearings, Tapered Roller Bearings, Thrust Roller Bearings, Spherical Bearings, Needle Roller Bearings, Linear Bearings, Miniature ... the customer's technic drawings. 33221 Taper Roller Bearing High Quality for machinery Other Model Number33221 Description: Bearing Code: 33221Inner diameter: 105mm Outer diameter ...