Tapered roller bearings 30252
Bearing number : 30252
Size (mm) : 260x480x89 Brand : NACHI d (mm) : 260 D (mm) : 480 B (mm) : 89 Bearing dimensions and specification in brand catalogue : d - 260 mm D - 480 mm T - 89 mm B - 80 mm C - 67 mm a - -4 mm r1 min. - 6 mm r2 min. - 5 mm Weight - 62.6 Kg Basic dynamic load rating (C) - 1240000 kN Basic static load rating (C0) - 1800000 kN (Grease) Lubrication Speed - 700 r/min (Oil) Lubrication Speed - 950 r/min Calculation factor (e) - 0.43 Calculation factor (Y0) - 0.76 Calculation factor (Y1) - 1.38
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