7200 Series
  • 7200 Series
  • 7200 Series

7200 Series

Dimension and Parameters
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7200 Series 7200 Series
7221DT,7221DF,7221DB,7221A
  • Bearing Numbers
  • Single row
    7221A
  • DB
    7221DB
  • DF
    7221DF
  • DT
    7221DT
  • Principal dimensions(mm)
  • d
    105
  • D
    190
  • B
    36
  • r(min)
    2.1
  • r1(min)
    1.1
  • Basic load ratings(N)
  • Cr
    157000
  • Cor
    142000
  • Basic load ratings(kgf)
  • Cr
    16000
  • Cor
    14400
  • Value
  • fo
    15
  • Limiting Speed (rpm)
  • Grease
    3800
  • Oil
    5000
  • Distance of action point(mm)
  • a
    60.6
  • Abutment and fillet dimensions
  • da(min)
    117
  • Da(max)
    178
  • ra(max)
    2
  • Weight
  • (kg)
    3.84
  • Basic load ratings(duplex bearing) (N)
  • Cr
    254000
  • Cor
    283000
  • Basic load ratings(duplex bearing) (kgf)
  • Cr
    25900
  • Cor
    28900
  • Limiting Speed(duplex bearing) (rpm)
  • Grease
    3000
  • Oil
    4000
  • Distance of action point (duplex bearing)(a0)
  • back-to-back arrangement
    121.2
  • face-to-face arrangement
    49.2
  • Installation dimensions(duplex bearing)
  • db(min)
    112
  • Db(max)
    183
  • rb(max)
    1