Bearing 6904ZZ (NSK) Deep groove ball bearings 6904ZZ Bearing number : 6904ZZ Size (mm) : 20x37x9 Brand : NSK Bore Diameter (mm) : 20 Outer Diameter (mm) : 37 Width (mm) : 9 Bearing dimensions and specification in NSK catalogue: d - 20 mm D - 37 mm B - 9 mm C - 9 mm r min. - 0,3 mm da min. - 22 mm da max - 24 mm Da max. - 35 mm ra max. - 0,3 mm Weight - 0,037 Kg Basic dynamic load rating (C) - 6,4 kN Basic static load rating (C0) - 3,7 kN (Grease) Lubrication Speed - 19 000 r/min Calculation factor (f0) - 14,7 Tags : NSK , 20x37x9 Package Includes : One (1) BEARING 6904 ZZ CM