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Product Catalog

Deep Groove Ball Bearing

Inquiry

7304AC 7304AC/DB 7304AC/DF 7304AC/DT

Principal dimensions (mm)
  • d: 20
  • D: 52
  • B: 15
  • r 1,2 min: 1.1
  • r 3,4 min: 0.60
Basic load ratings (kn)
  • Cr: 17.90
  • Cor: 9.62
Speed ratings(r/min)
  • Grease: 25000
  • Oil: 33000
Basic load ratings Combinaton (kn)
  • Cr: 29.10
  • Cor: 19.20
Speed ratings Combination (r/min)
  • Grease: 19000
  • Oil: 26000
Bearing No.
  • DB: 7304AC/DB
  • DF: 7304AC/DF
  • DT: 7304AC/DT
Fitting dimension (mm)
  • d a min: 27
  • D a max: 45
  • D b max: 47.0
  • r a max: 1.0
  • r b max: 0.60