Tapered roller bearings 4T-28985/28921
Bearing number : 4T-28985/28921
Size (mm) : 60.325x100x25.4 Brand : NTN d (mm) : 60,325 D (mm) : 100 B (mm) : 25,4 Bearing dimensions and specification in brand catalogue : d - 60,325 mm D - 100 mm T - 25,4 mm B - 25,4 mm C - 19,845 mm ra1 max. - 3,3 mm a - 2,5 mm Da - 89 mm db - 67 mm ra max. - 3,5 mm da - 73 mm Db - 96 mm Weight - 0,772 Kg Basic dynamic load rating (C) - 90,5 kN Basic static load rating (C0) - 134 kN (Grease) Lubrication Speed - 3 500 r/min (Oil) Lubrication Speed - 4 700 r/min Calculation factor (e) - 0,43 Calculation factor (Y0) - 0,78 Calculation factor (Y2) - 1,41
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