NTN 4T-18790/18720 bearing

NTN 4T-18790/18720 bearing | Tapered Roller Bearing | 50.8x85x17.462

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    Tapered roller bearings 4T-18790/18720

  • Bearing number : 4T-18790/18720
  • Size (mm) : 50.8x85x17.462
  • Brand : NTN
  • Bore Diameter (mm) : 50,8
  • Outer Diameter (mm) : 85
  • Width (mm) : 17,462
  • Bearing dimensions and specification in NTN catalogue:

  • d - 50,8 mm
  • D - 85 mm
  • T - 17,462 mm
  • B - 17,462 mm
  • C - 13,495 mm
  • ra1 max. - 1,5 mm
  • a - 0,8 mm
  • Da - 77 mm
  • db - 56 mm
  • ra max. - 3,5 mm
  • da - 62 mm
  • Db - 80 mm
  • Weight - 0,374 Kg
  • Basic dynamic load rating (C) - 49,5 kN
  • Basic static load rating (C0) - 65 kN
  • (Grease) Lubrication Speed - 4 200 r/min
  • (Oil) Lubrication Speed - 5 600 r/min
  • Calculation factor (e) - 0,41
  • Calculation factor (Y0) - 0,81
  • Calculation factor (Y2) - 1,48

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