Tapered roller bearings 4T-J90354/J90748
Bearing number : 4T-J90354/J90748
Size (mm) : 90x190x50.8 Brand : NTN d (mm) : 90 D (mm) : 190 B (mm) : 50,8 Bearing dimensions and specification in brand catalogue : d - 90 mm D - 190 mm T - 50,8 mm B - 46,038 mm C - 31,75 mm ra1 max. - 3,3 mm a - -12,9 mm Da - 162 mm db - 112 mm ra max. - 3,5 mm da - 120 mm Db - 179 mm Weight - 6,32 Kg Basic dynamic load rating (C) - 281 kN Basic static load rating (C0) - 365 kN (Grease) Lubrication Speed - 1 800 r/min (Oil) Lubrication Speed - 2 400 r/min Calculation factor (e) - 0,87 Calculation factor (Y0) - 0,38 Calculation factor (Y2) - 0,69
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