Tapered roller bearings 45290/45221
Bearing number : 45290/45221
Size (mm) : 57.150x104.775x30.162 Brand : NACHI d (mm) : 57.150 D (mm) : 104.775 B (mm) : 30.162 Bearing dimensions and specification in brand catalogue : d - 57.150 mm D - 104.775 mm T - 30.162 mm B - 30.958 mm C - 23.812 mm a - 8.0 mm r1 min. - 2.3 mm r2 min. - 0.8 mm Weight - 1,115 Kg Basic dynamic load rating (C) - 131000 kN Basic static load rating (C0) - 171000 kN (Grease) Lubrication Speed - 3500 r/min (Oil) Lubrication Speed - 4700 r/min Calculation factor (e) - 0.33 Calculation factor (Y0) - 0.99 Calculation factor (Y1) - 1.8
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