2921 NACHI r min. 0.6 mm 105x140x25mm Thrust ball bearings
Bearing number 2921 Size (mm) 105x140x25 Brand NACHI Bore Diameter (mm) 105 Outer Diameter (mm) 140 Width (mm) 25 d 105 mm D 140 mm T 25 mm d1 140 mm r min. 0.6 mm D1 105.2 mm da min. 126 mm Da max. 119 mm ra max. 0.6 mm Weight 1.02 Kg Basic dynamic