7900 Series
  • 7900 Series
  • 7900 Series

7900 Series

Dimension and Parameters
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7900 Series 7900 Series
7938DT,7938DF,7938DB,7938C
  • Bearing Numbers
  • Single row
    7938C
  • DB
    7938DB
  • DF
    7938DF
  • DT
    7938DT
  • Principal dimensions(mm)
  • d
    190
  • D
    260
  • B
    33
  • r(min)
    2
  • r1(min)
    1
  • Basic load ratings(N)
  • Cr
    147000
  • Cor
    192000
  • Basic load ratings(kgf)
  • Cr
    15000
  • Cor
    19600
  • Value
  • fo
    16.5
  • Limiting Speed (rpm)
  • Grease
    3000
  • Oil
    4300
  • Distance of action point(mm)
  • a
    46.6
  • Abutment and fillet dimensions
  • da(min)
    200
  • Da(max)
    250
  • ra(max)
    2
  • Weight
  • (kg)
    4.98
  • Basic load ratings(duplex bearing) (N)
  • Cr
    239000
  • Cor
    385000
  • Basic load ratings(duplex bearing) (kgf)
  • Cr
    24400
  • Cor
    39000
  • Limiting Speed(duplex bearing) (rpm)
  • Grease
    2400
  • Oil
    3400
  • Distance of action point (duplex bearing)(a0)
  • back-to-back arrangement
    93.3
  • face-to-face arrangement
    27.3
  • Installation dimensions(duplex bearing)
  • db(min)
    -
  • Db(max)
    254
  • rb(max)
    1