21307CC
SIAIF 21307CC
Type

Spherical roller bearing

Model：21307CC
Thickness(mm)：21
Inner diameter d：35
Outer diameter D：80
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Detailed information

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Basic size mm
  • d35
  • D80
  • B21
Basic load rating kN
  • DynamicsC65.6
  • Static Co72
RatedSpeed r/min
  • Reference speed6700
  • Limit speed9500
Model
  • Cylindrical hole21307CC
  • Conical hole21307CCK
Size mm
  • d35
  • d 2 ～47.2
  • D1 ～65.6
  • b-
  • k-
  • r 1,2 Minimum1.5
Shoulder and chamfer dimensions mm
  • d a Minimum44
  • Da Maximum71
  • r a Maximum1.5
Calculate coefficient
  • e0.28
  • Y12.4
  • Y23.6
  • Y02.5
Fatigue load limit Pu
  • Fatigue load limit Pu8.15
Quality
  • Quality0.55

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