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重庆斯恩杰科技有限公司

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Angular Contact Ball Bearing

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25581/25520

Principal dimensions (mm)
  • d: 44.450
  • D: 82.931
  • T: 23.812
  • B: 25.400
  • C: 19.050
  • r 1,2 min: 0.5
  • r 3,4 min: 0.8
Basic load ratings (kn)
  • Cr: 76.8
  • Cor: 97.2
Speed ratings (r/min)
  • Grease: 4500
  • Oil: 6000
a mm
  • a: 17
Fitting dimensions mm
  • d a max: 50.0
  • d b max: 51.0
  • D a max: 74.0
  • D a min: 72.0
  • D b min: 77.0
  • C a min: 4.5
  • C b min: 5.0
  • r a max: 0.5
  • r b max: 0.8
Calculation coefficient
  • e: 0.33
  • Y: 1.80
  • Yo: 1.00