Tapered roller bearings 30317R
Bearing number : 30317R
Size (mm) : 85x180x44.5 Brand : KOYO d (mm) : 85 D (mm) : 180 B (mm) : 44,5 Bearing dimensions and specification in brand catalogue : d - 85 mm D - 180 mm T - 44,5 mm B - 41 mm C - 34 mm a - 35,8 mm r min. - 4 mm r2 min. - 3 mm da min. - 103 mm da max - 107 mm Da min - 156 mm Da max. - 166 mm Db min. - 167 mm ra max. - 3 mm rb max. - 2,5 mm Weight - 4,97 Kg Basic dynamic load rating (C) - 305 kN Basic static load rating (C0) - 367 kN (Grease) Lubrication Speed - 2200 r/min (Oil) Lubrication Speed - 2900 r/min Calculation factor (e) - 0,35 Calculation factor (Y0) - 0,95 Calculation factor (Y1) - 1,73
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