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Product Catalog

Deep Groove Ball Bearing

Inquiry

21311C 21311CK

Principal dimensions (mm)
  • d: 55
  • D: 120
  • B: 29.0
  • b:
  • k:
  • r 1,2 : 2.0
Basic load ratings (kn)
  • Cr: 138.0
  • Cor: 163.0
Speed ratings (r/min)
  • Grease: 3400
  • Oil: 4300
Bearing No.
  • Cylindrical Bore: 21311C
  • Taper Bore: 21311CK
Fitting dimensions mm
  • d a max: 65
  • D a max: 110
  • r a max: 2.0