NU424
SIAIF NU424
Type

Cylindrical roller bearing

Model：NU424
Thickness(mm)：72
Inner diameter d：120
Outer diameter D：310
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Detailed information

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Basic size mm
  • d120
  • D310
  • B72
Basic load rating kN
  • DynamicsC644
  • Static Co735
RatedSpeed r/min
  • Reference speed2400
  • Limit speed2800
Model
  • standardCageNU424
  • otherCage1)-
Size mm
  • d120
  • d 1 ～188
  • D1 ～240
  • F,E170
  • r 1,2 Minimum5
  • r 3,4 Minimum5
  • s 1) 6.3
Shoulder and chamfer dimensions mm
  • d a Minimum144
  • d a Maximum165
  • d b ,Da Minimum173
  • Da Maximum286
  • r a Maximum4
  • r b Maximum4
Calculate coefficient
  • kr0.15
Corner Circle
  • ModelHJ424
  • Quality2.6
  • SizeB117
  • SizeB230.5
Fatigue load limit Pu
  • Fatigue load limit Pu78
Quality standard cage
  • Quality standard cage28

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