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687,687ZZ1,687VV,687DD

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68 Series
  • 68 Series
  • 68 Series

68 Series

Dimension and Parameters
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68 Series 68 Series
687,687ZZ1,687VV,687DD
  • Designation
  • With shiled
    687
  • Open type
    687ZZ1
  • With seal VV
    687VV
  • With seal DD
    687DD
  • Principal dimensions（mm）
  • d
    7
  • D
    14
  • B
    3.5
  • B1
    5
  • r(min)
    0.15
  • Basic load ratings(N)
  • Cr
    1170
  • Cor
    510
  • Basic load ratings{kgf}
  • Cr
    120
  • Cor
    52
  • Speed ratings(rpm)
  • Grease
  • ZZ
    40000
  • D·D
    34000
  • Oil
  • Z
    45000
  • Abutment and fillet dimensions (mm)
  • da(min)
    8.2
  • db(max)
    8.5
  • Da(Max)
    12.8
  • Db(min)
    12.7
  • ra(max)
    0.15
  • rb(max)
    0.15
  • Weight(g)
  • Open type
    2.13
  • With shiled
    2.97