Tapered roller bearings 4T-6277/6220
Bearing number : 4T-6277/6220
Size (mm) : 44.45x127x50.8 Brand : NTN d (mm) : 44,45 D (mm) : 127 B (mm) : 50,8 Bearing dimensions and specification in brand catalogue : d - 44,45 mm D - 127 mm T - 50,8 mm B - 52,388 mm C - 41,275 mm ra1 max. - 3,3 mm a - 19,5 mm Da - 108 mm db - 60 mm ra max. - 3,5 mm da - 67 mm Db - 117 mm Weight - 3,58 Kg Basic dynamic load rating (C) - 250 kN Basic static load rating (C0) - 320 kN (Grease) Lubrication Speed - 3 200 r/min (Oil) Lubrication Speed - 4 300 r/min Calculation factor (e) - 0,3 Calculation factor (Y0) - 1,11 Calculation factor (Y2) - 2,01
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