NTN 4T-344/332 bearing

NTN 4T-344/332 bearing | Tapered Roller Bearing | 40x80x21

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    Tapered roller bearings 4T-344/332

  • Bearing number : 4T-344/332
  • Size (mm) : 40x80x21
  • Brand : NTN
  • Bore Diameter (mm) : 40
  • Outer Diameter (mm) : 80
  • Width (mm) : 21
  • Bearing dimensions and specification in NTN catalogue:

  • d - 40 mm
  • D - 80 mm
  • T - 21 mm
  • B - 22,403 mm
  • C - 17,826 mm
  • ra1 max. - 1,3 mm
  • a - 6,6 mm
  • Da - 73 mm
  • db - 45,5 mm
  • ra max. - 3,5 mm
  • da - 52 mm
  • Db - 75 mm
  • Weight - 0,479 Kg
  • Basic dynamic load rating (C) - 68 kN
  • Basic static load rating (C0) - 75 kN
  • (Grease) Lubrication Speed - 4 700 r/min
  • (Oil) Lubrication Speed - 6 300 r/min
  • Calculation factor (e) - 0,27
  • Calculation factor (Y0) - 1,21
  • Calculation factor (Y2) - 2,2

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