Tapered roller bearings 4T-HH228349/HH228310
Bearing number : 4T-HH228349/HH228310
Size (mm) : 127x254x77.788 Brand : NTN d (mm) : 127 D (mm) : 254 B (mm) : 77,788 Bearing dimensions and specification in brand catalogue : d - 127 mm D - 254 mm T - 77,788 mm B - 82,55 mm C - 61,912 mm ra1 max. - 6,4 mm a - 23,4 mm Da - 223 mm db - 148 mm ra max. - 9,7 mm da - 164 mm Db - 234 mm Weight - 19,5 Kg Basic dynamic load rating (C) - 740 kN Basic static load rating (C0) - 1 070 kN (Grease) Lubrication Speed - 1 400 r/min (Oil) Lubrication Speed - 1 900 r/min Calculation factor (e) - 0,32 Calculation factor (Y0) - 1,03 Calculation factor (Y2) - 1,87
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