6308-ZNR
SIAIF 6308-ZNR
Type

Deep groove ball bearing

Model：6308-ZNR
Thickness(mm)：23
Inner diameter d：40
Outer diameter D：90
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Detailed information

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Basic size mm
  • d40
  • D90
  • B23
Basic load rating kN
  • DynamicsC42.3
  • Static Co24
RatedSpeed r/min
  • Reference speed17000
  • Limit speed 1) 11000
Model
  • Bearing带Stop槽*6308-ZNR
  • Stop槽和Stop ring*6308-2ZNR
  • Stop ringSP90
Size mm
  • d40
  • d1 ～56.1
  • D1 ～77.7
  • D386.79
  • D496.5
  • b2.7
  • f2.46
  • C3.28
  • r 1,2 Minimum1.5
  • r 0 Maximum0.6
Shoulder and chamfer dimensions mm
  • d a Minimum49
  • Da Maximum81
  • D b Minimum98
  • b a Minimum3
  • Ca Maximum5.74
  • r a Maximum1.5
Calculate coefficient
  • k r 0.03
  • fo13
Fatigue load limit Pu
  • Fatigue load limit Pu1.02
Quality kg
  • Quality kg0.63

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