Tapered roller bearings 31311J2/QDF
Bearing number : 31311J2/QDF
Size (mm) : 55x120x63 Brand : SKF d (mm) : 55 D (mm) : 120 B (mm) : 63 Bearing dimensions and specification in brand catalogue : d - 55 mm D - 120 mm T - 63 mm B - 29 mm r3 min. - 2 mm r4 min. - 2 mm r5 min. - 0,6 mm 2B - 58 mm Ca max. - 4 mm da max - 68 mm Da min - 94 mm Da max. - 112 mm ra max. - 2 mm rc max. - 0,6 mm Weight - 3,3 Kg Basic dynamic load rating (C) - 209 kN Basic static load rating (C0) - 275 kN Fatigue load limit (Pu) - 33,5 Reference speed - 3000 r/min Limiting speed - 5600 r/min Calculation factor (e) - 0,83 Calculation factor (Y0) - 0,8 Calculation factor (Y1) - 0,81 Calculation factor (Y2) - 1,2
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