Tapered roller bearings 4T-34274/34478
Bearing number : 4T-34274/34478
Size (mm) : 69.952x121.442x24.608 Brand : NTN d (mm) : 69,952 D (mm) : 121,442 B (mm) : 24,608 Bearing dimensions and specification in brand catalogue : d - 69,952 mm D - 121,442 mm T - 24,608 mm B - 23,012 mm C - 17,462 mm ra1 max. - 2 mm a - -1,2 mm Da - 110 mm db - 78 mm ra max. - 2 mm da - 81 mm Db - 116 mm Weight - 1,11 Kg Basic dynamic load rating (C) - 91 kN Basic static load rating (C0) - 127 kN (Grease) Lubrication Speed - 2 900 r/min (Oil) Lubrication Speed - 3 800 r/min Calculation factor (e) - 0,45 Calculation factor (Y0) - 0,73 Calculation factor (Y2) - 1,33
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