Tapered roller bearings 4T-HM212049/HM212010
Bearing number : 4T-HM212049/HM212010
Size (mm) : 66.675x122.238x38.1 Brand : NTN d (mm) : 66,675 D (mm) : 122,238 B (mm) : 38,1 Bearing dimensions and specification in brand catalogue : d - 66,675 mm D - 122,238 mm T - 38,1 mm B - 38,354 mm C - 29,718 mm ra1 max. - 1,5 mm a - 11,1 mm Da - 110 mm db - 75 mm ra max. - 3,5 mm da - 82 mm Db - 116 mm Weight - 1,86 Kg Basic dynamic load rating (C) - 187 kN Basic static load rating (C0) - 244 kN (Grease) Lubrication Speed - 3 100 r/min (Oil) Lubrication Speed - 4 100 r/min Calculation factor (e) - 0,34 Calculation factor (Y0) - 0,98 Calculation factor (Y2) - 1,78
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