Spherical roller bearings 230/630B
Bearing number : 230/630B
Size (mm) : 630x920x212 Brand : NTN d (mm) : 630 D (mm) : 920 B (mm) : 212 Bearing dimensions and specification in brand catalogue : d - 630 mm D - 920 mm B - 212 mm C - 212 mm r min. - 7,5 mm da min. - 666 mm Da max. - 884 mm ra max. - 6 mm Weight - 481 Kg Basic dynamic load rating (C) - 5 900 kN Basic static load rating (C0) - 13 000 kN (Grease) Lubrication Speed - 310 r/min (Oil) Lubrication Speed - 400 r/min Calculation factor (e) - 0,22 Calculation factor (Y0) - 3,07 Calculation factor (Y1) - 3,14 Calculation factor (Y2) - 4,67
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