6988
SIAIF 6988
Type

High-temperature resistant bearings

Model：6988
Thickness(mm)：74
Inner diameter d：440
Outer diameter D：600
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Detailed information

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Load rating {kgf}
  • Cr40500
  • Cor69000
Bearing code
  • Open6988
Installation size (mm)
  • d a (1) (Minimum)456
  • Da(1) (Maximum)584
  • r a (Maximum)3
Dimensions
  • d440
  • D600
  • B74
  • r Minimum4
Load rating (N)
  • Cr395000
  • Cor680000
Coefficient fo
  • Coefficient fo16.5
Limit speed(RPM)
  • Grease lubrication800
  • Oil lubrication1000
weight(kg)
  • (Refer to)60.2

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