Tapered roller bearings 31311A
Bearing number : 31311A
Size (mm) : 55x120x31.5 Brand : ZVL d (mm) : 55 D (mm) : 120 B (mm) : 31,5 Bearing dimensions and specification in brand catalogue : d - 55 mm D - 120 mm T - 31,5 mm B - 29 mm C - 21 mm a - 38 mm r1 min. - 2,5 mm r2 min. - 2 mm da max - 67 mm Da min - 92 mm Da max. - 110 mm db min - 65 mm Db min. - 113 mm ra max. - 2 mm Weight - 1,63 Kg Basic dynamic load rating (C) - 125 kN Basic static load rating (C0) - 136 kN (Grease) Lubrication Speed - 3 000 r/min (Oil) Lubrication Speed - 4 000 r/min Calculation factor (e) - 0,83 Calculation factor (Y) - 0,7 Calculation factor (Y0) - 0,4
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