Description: Tapered roller bearings 30303D Bearing number : 30303D Size (mm) : 17x47x15.25 Brand : NACHI Bore Diameter (mm) : 17 Outer Diameter (mm) : 47 Width (mm) : 15,25 Bearing dimensions and specification in catalogue: d - 17 mm D - 47 mm T - 15,25 mm B - 14 mm C - 10,5 mm a - 15,4 mm r min. - 1 mm r1 min. - 1 mm da min. - 29 mm Da min - 34 mm Da max. - 41 mm db max. - 23 mm Db min. - 44 mm ra max. - 1 mm rb max. - 1 mm Weight - 0,129 Kg Basic dynamic load rating (C) - 22 kN Basic static load rating (C0) - 20,3 kN (Grease) Lubrication Speed - 8000 r/min (Oil) Lubrication Speed - 11000 r/min Calculation factor (e) - 0,81 Calculation factor (Y0) - 0,41 Calculation factor (Y1) - 0,74 Package Include : ONE BEARING (CONE + CUP) 30303D NACHI