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Product Catalog

Deep Groove Ball Bearing

Inquiry

31303

Principal dimensions (mm)
  • d: 17
  • D: 47
  • T: 15.25
  • B: 14.0
  • C: 10.5
  • r 1,2 min: 1.0
  • r 3,4 min: 1.0
Basic load ratings (kn)
  • Cr: 23.9
  • Cor: 23.5
Speed ratings (r/min)
  • Grease: 7500
  • Oil: 10000
a mm
  • a: 13
Fitting dimensions mm
  • d a max: 25.0
  • d b max: 23
  • D a max: 41
  • D a min: 40
  • D b min: 42.0
  • C a min: 2
  • C b min: 3.0
  • r a max: 1.0
  • r b max: 1.0
Calculation coefficient
  • e: 0.83
  • Y: 0.72
  • Yo: 0.400