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Product Catalog

Cylindrical Roller Bearing

Inquiry

7221BTN 7221BTN/DB 7221BTN/DF 7221BTN/DT

Principal dimensions (mm)
  • d: 105
  • D: 190
  • B: 36
  • r 1,2 min: 2.1
  • r 3,4 min: 1.10
Basic load ratings (kn)
  • Cr: 148.0
  • Cor: 137.0
Speed ratings(r/min)
  • Grease: 2600
  • Oil: 3600
Basic load ratings Combinaton (kn)
  • Cr: 240.0
  • Cor: 274.0
Speed ratings Combination (r/min)
  • Grease: 2000
  • Oil: 2800
Bearing No.
  • DB: 7221BTN/DB
  • DF: 7221BTN/DF
  • DT: 7221BTN/DT
Fitting dimension (mm)
  • d a min: 117
  • D a max: 178
  • D b max:
  • r a max: 2.0
  • r b max: