Tapered roller bearings 4T-72218C/72487
Bearing number : 4T-72218C/72487
Size (mm) : 55.562x123.825x36.512 Brand : NTN d (mm) : 55,562 D (mm) : 123,825 B (mm) : 36,512 Bearing dimensions and specification in brand catalogue : d - 55,562 mm D - 123,825 mm T - 36,512 mm B - 32,791 mm C - 25,4 mm ra1 max. - 3,3 mm a - -1,5 mm Da - 102 mm db - 67 mm ra max. - 3,5 mm da - 80 mm Db - 116 mm Weight - 1,99 Kg Basic dynamic load rating (C) - 154 kN Basic static load rating (C0) - 188 kN (Grease) Lubrication Speed - 2 900 r/min (Oil) Lubrication Speed - 3 900 r/min Calculation factor (e) - 0,74 Calculation factor (Y0) - 0,45 Calculation factor (Y2) - 0,81
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