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 7304DT,7304DF,7304DB,7304B

  • Object
  • 2D drawing
7300 Series
7300 Series
  • 7300 Series
  • 7300 Series
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 7300 Series

Dimension and Parameters
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7300 Series 7300 Series
7304DT,7304DF,7304DB,7304B
  • Bearing Numbers
  • Single row :
    7304B
  • DB :
    7304DB
  • DF :
    7304DF
  • DT :
    7304DT
  • Principal dimensions(mm)
  • d :
    20
  • D :
    52
  • B :
    15
  • r(min) :
    1.1
  • r1(min) :
    0.6
  • Basic load ratings(N)
  • Cr :
    17300
  • Cor :
    9650
  • Basic load ratings(kgf)
  • Cr :
    1770
  • Cor :
    985
  • Value
  • fo :
    13.9
  • Limiting Speed (rpm)
  • Grease :
    11000
  • Oil :
    15000
  • Distance of action point(mm)
  • a :
    22.6
  • Abutment and fillet dimensions
  • da(min) :
    27
  • Da(max) :
    45
  • ra(max) :
    1
  • Weight
  • (kg) :
    0.15
  • Basic load ratings(duplex bearing) (N)
  • Cr :
    28200
  • Cor :
    19300
  • Basic load ratings(duplex bearing) (kgf)
  • Cr :
    2870
  • Cor :
    1970
  • Limiting Speed(duplex bearing) (rpm)
  • Grease :
    9000
  • Oil :
    12000
  • Distance of action point (duplex bearing)(a0)
  • back-to-back arrangement :
    45.2
  • face-to-face arrangement :
    15.2
  • Installation dimensions(duplex bearing)
  • db(min) :
    25
  • Db(max) :
    47
  • rb(max) :
    0.6