Tapered roller bearings 577R/572
Bearing number : 577R/572
Size (mm) : 74.612x139.992x36.512 Brand : KOYO d (mm) : 74,612 D (mm) : 139,992 B (mm) : 36,512 Bearing dimensions and specification in brand catalogue : d - 74,612 mm D - 139,992 mm T - 36,512 mm B - 36,098 mm C - 28,575 mm a - 31 mm r min. - 3,6 mm r2 min. - 3,2 mm da min. - 91 mm Da - 125 mm db min - 85 mm ra max. - 3,6 mm rb max. - 3,2 mm Db - 133 mm Weight - 2,469 Kg Basic dynamic load rating (C) - 175 kN Basic static load rating (C0) - 262 kN (Grease) Lubrication Speed - 2700 r/min (Oil) Lubrication Speed - 3600 r/min Calculation factor (e) - 0,4 Calculation factor (Y0) - 0,82 Calculation factor (Y1) - 1,49
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