Tapered roller bearings 30340D
Bearing number : 30340D
Size (mm) : 200x420x89 Brand : KOYO d (mm) : 200 D (mm) : 420 B (mm) : 89 Bearing dimensions and specification in brand catalogue : d - 200 mm D - 420 mm T - 89 mm B - 80 mm C - 56 mm a - 122,6 mm r min. - 6 mm r2 min. - 5 mm da min. - 228 mm da max - 248 mm Da min - 365 mm Da max. - 398 mm Db min. - 385 mm ra max. - 5 mm rb max. - 4 mm Weight - 50,6 Kg Basic dynamic load rating (C) - 904 kN Basic static load rating (C0) - 1230 kN (Grease) Lubrication Speed - 690 r/min (Oil) Lubrication Speed - 970 r/min Calculation factor (e) - 0,81 Calculation factor (Y0) - 0,41 Calculation factor (Y1) - 0,74
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