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Product Catalog

Deep Groove Ball Bearing

Inquiry

30309

Principal dimensions (mm)
  • d: 45
  • D: 100
  • T: 27.25
  • B: 25.0
  • C: 22.0
  • r 1,2 min: 2.0
  • r 3,4 min: 1.5
Basic load ratings (kn)
  • Cr: 109
  • Cor: 129
Speed ratings (r/min)
  • Grease: 4000
  • Oil: 5300
a mm
  • a: 21
Fitting dimensions mm
  • d a max: 59.0
  • d b max: 54
  • D a max: 91
  • D a min: 86
  • D b min: 92.0
  • C a min: 3
  • C b min: 5.0
  • r a max: 1.5
  • r b max: 1.5
Calculation coefficient
  • e: 0.35
  • Y: 1.70
  • Yo: 0.900