Tapered roller bearings 30210CR
Bearing number : 30210CR
Size (mm) : 50x90x21.75 Brand : KOYO d (mm) : 50 D (mm) : 90 B (mm) : 21,75 Bearing dimensions and specification in brand catalogue : d - 50 mm D - 90 mm T - 21,75 mm B - 20 mm C - 16 mm a - 22,7 mm r min. - 1,5 mm r2 min. - 1,5 mm da min. - 58,5 mm da max - 58 mm Da min - 76 mm Da max. - 81,5 mm Db min. - 86 mm ra max. - 1,5 mm rb max. - 1,5 mm Weight - 0,59 Kg Basic dynamic load rating (C) - 77,2 kN Basic static load rating (C0) - 95,8 kN (Grease) Lubrication Speed - 4300 r/min (Oil) Lubrication Speed - 5700 r/min Calculation factor (e) - 0,55 Calculation factor (Y0) - 0,6 Calculation factor (Y1) - 1,1
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