KOYO 30311CR bearing

KOYO 30311CR bearing | Tapered roller bearing | 55x120x31.5

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    Tapered roller bearing 30311CR

  • Bearing number : 30311CR
  • Size (mm) : 55x120x31.5
  • Brand : KOYO
  • Bore Diameter (mm) : 55
  • Outer Diameter (mm) : 120
  • Width (mm) : 31,5
  • Bearing dimensions and specification in KOYO catalogue:

  • d - 55 mm
  • D - 120 mm
  • T - 31,5 mm
  • B - 29 mm
  • C - 22 mm
  • a - 29,8 mm
  • r min. - 2,5 mm
  • r2 min. - 2 mm
  • da min. - 67 mm
  • da max - 70 mm
  • Da min - 97 mm
  • Da max. - 108 mm
  • Db min. - 112 mm
  • ra max. - 2 mm
  • rb max. - 2 mm
  • Weight - 1,58 Kg
  • Basic dynamic load rating (C) - 144 kN
  • Basic static load rating (C0) - 161 kN
  • (Grease) Lubrication Speed - 3400 r/min
  • (Oil) Lubrication Speed - 4500 r/min
  • Calculation factor (e) - 0,55
  • Calculation factor (Y0) - 0,6
  • Calculation factor (Y1) - 1,1
  • Tags :  KOYO , 55x120x31.5

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