Tapered roller bearings 4T-30211
Bearing number : 4T-30211
Size (mm) : 55x100x22.75 Brand : NTN d (mm) : 55 D (mm) : 100 B (mm) : 22,75 Bearing dimensions and specification in brand catalogue : d - 55 mm D - 100 mm T - 22,75 mm B - 21 mm C - 18 mm ra1 max. - 1,5 mm a - 21 mm r min. - 2 mm r1 min. - 1,5 mm da min. - 65 mm Da min - 88 mm Da max. - 91,5 mm db max. - 64 mm Db min. - 94 mm ra max. - 2 mm Sa - 4 mm Sb - 4,5 mm Weight - 0,74 Kg Basic dynamic load rating (C) - 93 kN Basic static load rating (C0) - 111 kN (Grease) Lubrication Speed - 3 600 r/min (Oil) Lubrication Speed - 4 900 r/min Calculation factor (e) - 0,4 Calculation factor (Y0) - 0,81 Calculation factor (Y2) - 1,48
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