Tapered roller bearings 4T-3994/3920
Bearing number : 4T-3994/3920
Size (mm) : 66.675x112.712x30.162 Brand : NTN d (mm) : 66,675 D (mm) : 112,712 B (mm) : 30,162 Bearing dimensions and specification in brand catalogue : d - 66,675 mm D - 112,712 mm T - 30,162 mm B - 30,048 mm C - 23,812 mm ra1 max. - 3,3 mm a - 4,5 mm Da - 99 mm db - 74 mm ra max. - 5,5 mm da - 84 mm Db - 106 mm Weight - 1,18 Kg Basic dynamic load rating (C) - 119 kN Basic static load rating (C0) - 174 kN (Grease) Lubrication Speed - 3 200 r/min (Oil) Lubrication Speed - 4 300 r/min Calculation factor (e) - 0,4 Calculation factor (Y0) - 0,82 Calculation factor (Y2) - 1,49
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