7900 Series
  • 7900 Series
  • 7900 Series

7900 Series

Dimension and Parameters
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7900 Series 7900 Series
7900DF,7900DT,7900DB,7900A5
  • Bearing Numbers
  • Single row
    7900A5
  • DB
    7900DB
  • DF
    7900DF
  • DT
    7900DT
  • Principal dimensions(mm)
  • d
    10
  • D
    22
  • B
    6
  • r(min)
    0.3
  • r1(min)
    0.15
  • Basic load ratings(N)
  • Cr
    2880
  • Cor
    1450
  • Basic load ratings(kgf)
  • Cr
    294
  • Cor
    148
  • Value
  • fo
    14.7
  • Limiting Speed (rpm)
  • Grease
    40000
  • Oil
    56000
  • Distance of action point(mm)
  • a
    6.7
  • Abutment and fillet dimensions
  • da(min)
    12.5
  • Da(max)
    19.5
  • ra(max)
    0.3
  • Weight
  • (kg)
    0.009
  • Basic load ratings(duplex bearing) (N)
  • Cr
    4700
  • Cor
    2900
  • Basic load ratings(duplex bearing) (kgf)
  • Cr
    475
  • Cor
    296
  • Limiting Speed(duplex bearing) (rpm)
  • Grease
    32000
  • Oil
    43000
  • Distance of action point (duplex bearing)(a0)
  • back-to-back arrangement
    13.5
  • face-to-face arrangement
    1.5
  • Installation dimensions(duplex bearing)
  • db(min)
    -
  • Db(max)
    20.8
  • rb(max)
    0.15