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Product Catalog

Cylindrical Roller Bearing

Inquiry

7221CTA 7221CTA/DB 7221CTA/DF 7221CTA/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: 170.00
  • Cor: 153.00
Speed ratings(r/min)
  • Grease: 7500
  • Oil: 12000
Basic load ratings Combinaton (kn)
  • Cr: 276.00
  • Cor: 306.00
Bearing No.
  • DB: 7221CTA/DB
  • DF: 7221CTA/DF
  • DT: 7221CTA/DT
Speed ratings Combination (r/min)
  • Grease: 6000
  • Oil: 9600
Fitting dimension (mm)
  • d a min: 117.0
  • D a max: 178.0
  • D b max: 183.0
  • r a max: 2.0
  • r b max: 1.00