Tapered roller bearings 4T-3781/3720
Bearing number : 4T-3781/3720
Size (mm) : 49.212x93.264x30.162 Brand : NTN d (mm) : 49,212 D (mm) : 93,264 B (mm) : 30,162 Bearing dimensions and specification in brand catalogue : d - 49,212 mm D - 93,264 mm T - 30,162 mm B - 30,302 mm C - 23,812 mm ra1 max. - 3,3 mm a - 8,3 mm Da - 82 mm db - 56 mm ra max. - 3,5 mm da - 62 mm Db - 88 mm Weight - 0,877 Kg Basic dynamic load rating (C) - 102 kN Basic static load rating (C0) - 134 kN (Grease) Lubrication Speed - 4 000 r/min (Oil) Lubrication Speed - 5 300 r/min Calculation factor (e) - 0,34 Calculation factor (Y0) - 0,97 Calculation factor (Y2) - 1,77
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