NU244ECMA
SIAIF NU244ECMA
Type

Cylindrical roller bearing

Model：NU244ECMA
Thickness(mm)：65
Inner diameter d：220
Outer diameter D：400
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Detailed information

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Basic size mm
  • d220
  • D400
  • B65
Basic load rating kN
  • DynamicsC1060
  • Static Co1290
RatedSpeed r/min
  • Reference speed1600
  • Limit speed2400
Model
  • standardCage*NU244ECMA
  • otherCage1)M
Size mm
  • d220
  • d 1 ～-
  • D1 ～344
  • F,E268
  • r 1,2 Minimum4
  • r 3,4 Minimum4
  • s 1) 2.3
Shoulder and chamfer dimensions mm
  • d a Minimum237
  • d a Maximum264
  • d b ,Da Minimum270
  • Da Maximum383
  • r a Maximum3
  • r b Maximum3
Calculate coefficient
  • kr0.15
Corner Circle
  • Model-
  • Quality
  • SizeB1
  • SizeB2
Fatigue load limit Pu
  • Fatigue load limit Pu125
Quality standard cage
  • Quality standard cage38.5

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