Tapered roller bearings 30238U
Bearing number : 30238U
Size (mm) : 190x340x60 Brand : NTN d (mm) : 190 D (mm) : 340 B (mm) : 60 Bearing dimensions and specification in brand catalogue : d - 190 mm D - 340 mm T - 60 mm B - 55 mm C - 46 mm ra1 max. - 3 mm a - 64 mm r min. - 5 mm r1 min. - 4 mm da min. - 212 mm Da min - 295 mm Da max. - 322 mm db max. - 228 mm Db min. - 316 mm ra max. - 4 mm Sa - 9 mm Sb - 14 mm Weight - 20,8 Kg Basic dynamic load rating (C) - 715 kN Basic static load rating (C0) - 1 000 kN (Grease) Lubrication Speed - 1 000 r/min (Oil) Lubrication Speed - 1 300 r/min Calculation factor (e) - 0,44 Calculation factor (Y0) - 0,76 Calculation factor (Y2) - 1,38
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