Tapered roller bearings 30328D
Bearing number : 30328D
Size (mm) : 140x300x67.75 Brand : KOYO d (mm) : 140 D (mm) : 300 B (mm) : 67,75 Bearing dimensions and specification in brand catalogue : d - 140 mm D - 300 mm T - 67,75 mm B - 62 mm C - 44 mm a - 90,2 mm r min. - 5 mm r2 min. - 4 mm da min. - 162 mm da max - 169 mm Da min - 254 mm Da max. - 282 mm Db min. - 280 mm ra max. - 4 mm rb max. - 3 mm Weight - 20 Kg Basic dynamic load rating (C) - 525 kN Basic static load rating (C0) - 627 kN (Grease) Lubrication Speed - 1100 r/min (Oil) Lubrication Speed - 1500 r/min Calculation factor (e) - 0,81 Calculation factor (Y0) - 0,41 Calculation factor (Y1) - 0,74
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