Tapered roller bearings 3994/3920
Bearing number : 3994/3920
Size (mm) : 66.675x112.713x30.163 Brand : NACHI d (mm) : 66.675 D (mm) : 112.713 B (mm) : 30.163 Bearing dimensions and specification in brand catalogue : d - 66.675 mm D - 112.713 mm T - 30.163 mm B - 30.048 mm C - 23.813 mm a - 4.3 mm r1 min. - 5.6 mm r2 min. - 3.2 mm Weight - 1,15 Kg Basic dynamic load rating (C) - 111000 kN Basic static load rating (C0) - 164000 kN (Grease) Lubrication Speed - 2800 r/min (Oil) Lubrication Speed - 4000 r/min Calculation factor (e) - 0.40 Calculation factor (Y0) - 0.82 Calculation factor (Y1) - 1.49
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