NUP248MA
SIAIF NUP248MA
Type

Cylindrical roller bearing

Model：NUP248MA
Thickness(mm)：72
Inner diameter d：240
Outer diameter D：440
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Detailed information

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Basic size mm
  • d240
  • D440
  • B72
Basic load rating kN
  • DynamicsC952
  • Static Co1370
RatedSpeed r/min
  • Reference speed1600
  • Limit speed2200
Model
  • standardCageNUP248MA
  • otherCage1)-
Size mm
  • d240
  • d 1 ～313
  • D1 ～365
  • F,E295
  • r 1,2 Minimum4
  • r 3,4 Minimum4
  • s 1) -
Shoulder and chamfer dimensions mm
  • d a Minimum257
  • d a Maximum-
  • d b ,Da Minimum317
  • Da Maximum423
  • r a Maximum3
  • r b Maximum3
Calculate coefficient
  • kr0.15
Corner Circle
  • Model-
  • Quality
  • SizeB1
  • SizeB2
Fatigue load limit Pu
  • Fatigue load limit Pu129
Quality standard cage
  • Quality standard cage53.5

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