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Angular Contact Ball Bearing

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30228

Principal dimensions (mm)
  • d: 
  • D: 250
  • T: 45.75
  • B: 42.0
  • C: 36.0
  • r 1,2 min: 4.0
  • r 3,4 min: 3.0
Basic load ratings (kn)
  • Cr: 399
  • Cor: 560
Speed ratings (r/min)
  • Grease: 1400
  • Oil: 1900
a mm
  • a: 49
Fitting dimensions mm
  • d a max: 164.0
  • d b max: 154
  • D a max: 236
  • D a min: 219
  • D b min: 234.0
  • C a min: 7
  • C b min: 9.5
  • r a max: 2.5
  • r b max: 2.5
Calculation coefficient
  • e: 0.43
  • Y: 1.40
  • Yo: 0.800