NTN 4T-LM12749/LM12711 bearing

NTN 4T-LM12749/LM12711 bearing | Tapered Roller Bearing | 21.986x45.974x15.494

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    Tapered roller bearings 4T-LM12749/LM12711

  • Bearing number : 4T-LM12749/LM12711
  • Size (mm) : 21.986x45.974x15.494
  • Brand : NTN
  • Bore Diameter (mm) : 21,986
  • Outer Diameter (mm) : 45,974
  • Width (mm) : 15,494
  • Bearing dimensions and specification in NTN catalogue:

  • d - 21,986 mm
  • D - 45,974 mm
  • T - 15,494 mm
  • B - 16,637 mm
  • C - 12,065 mm
  • ra1 max. - 1,3 mm
  • a - 5,4 mm
  • Da - 40 mm
  • db - 26 mm
  • ra max. - 1,3 mm
  • da - 27,5 mm
  • Db - 42,5 mm
  • Weight - 0,123 Kg
  • Basic dynamic load rating (C) - 29,6 kN
  • Basic static load rating (C0) - 34 kN
  • (Grease) Lubrication Speed - 8 400 r/min
  • (Oil) Lubrication Speed - 11 000 r/min
  • Calculation factor (e) - 0,31
  • Calculation factor (Y0) - 1,08
  • Calculation factor (Y2) - 1,96

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