Tapered roller bearings 4T-477/472
Bearing number : 4T-477/472
Size (mm) : 63.5x120x29.794 Brand : NTN d (mm) : 63,5 D (mm) : 120 B (mm) : 29,794 Bearing dimensions and specification in brand catalogue : d - 63,5 mm D - 120 mm T - 29,794 mm B - 29,007 mm C - 24,237 mm ra1 max. - 2 mm a - 3,9 mm Da - 107 mm db - 72 mm ra max. - 0,8 mm da - 73 mm Db - 114 mm Weight - 1,49 Kg Basic dynamic load rating (C) - 128 kN Basic static load rating (C0) - 177 kN (Grease) Lubrication Speed - 3 000 r/min (Oil) Lubrication Speed - 4 000 r/min Calculation factor (e) - 0,38 Calculation factor (Y0) - 0,86 Calculation factor (Y2) - 1,56
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