SKF QJ1244N2MA bearing

SKF QJ1244N2MA bearing | Angular Contact Ball Bearing | 220x400x78

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    Angular contact ball bearings, four-point contact ball bearings QJ 1244 N2MA

  • Bearing number : QJ 1244 N2MA
  • Size (mm) : 220x400x78
  • Brand : SKF
  • Bore Diameter (mm) : 220
  • Outer Diameter (mm) : 400
  • Width (mm) : 78
  • Bearing dimensions and specification in SKF catalogue:

  • d - 220 mm
  • D - 400 mm
  • B - 78 mm
  • d1 - - 287 mm
  • D1 - - 333 mm
  • a - 310 mm
  • h - 12.7 mm
  • b - 10.55 mm
  • r0 - 2 mm
  • r1,2 - min. - 4 mm
  • da - min. - 238 mm
  • Da - max. - 382 mm
  • ra - max. - 3 mm
  • Basic dynamic load rating - C - 364 kN
  • Basic static load rating - C0 - 1020 kN
  • Fatigue load limit - Pu - 24.5 kN
  • Reference speed - 1800 r/min
  • Limiting speed - 1800 r/min
  • Calculation factor - ka - 0.9
  • Calculation factor - e - 1.34
  • Calculation factor - X - 0.33
  • Calculation factor - Y0 - 0.44
  • Calculation factor - Y1 - 0.47
  • Calculation factor - Y2 - 0.81
  • Mass bearing - 45.5 kg

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