Tapered roller bearings 4T-22780/22720
Bearing number : 4T-22780/22720
Size (mm) : 42.862x82.55x26.195 Brand : NTN d (mm) : 42,862 D (mm) : 82,55 B (mm) : 26,195 Bearing dimensions and specification in brand catalogue : d - 42,862 mm D - 82,55 mm T - 26,195 mm B - 26,988 mm C - 20,638 mm ra1 max. - 3,3 mm a - 6,4 mm Da - 71 mm db - 50 mm ra max. - 3,5 mm da - 56 mm Db - 77 mm Weight - 0,617 Kg Basic dynamic load rating (C) - 75,5 kN Basic static load rating (C0) - 97 kN (Grease) Lubrication Speed - 4 600 r/min (Oil) Lubrication Speed - 6 100 r/min Calculation factor (e) - 0,4 Calculation factor (Y0) - 0,82 Calculation factor (Y2) - 1,49
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