C3972KM
SIAIF C3972KM
Type

CARB toroidal roller bearing

Model：C3972KM
Thickness(mm)：90
Inner diameter d：360
Outer diameter D：480
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Detailed information

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Basic size mm
  • d360
  • D480
  • B90
Basic load rating kN
  • DynamicsC1760
  • Static Co3250
RatedSpeed r/min
  • Reference speed1000
  • Limit speed1400
Model
  • BearingCylindrical hole*C3972M
  • Conical hole*C3972KM
Size mm
  • d360
  • d 2 ～394
  • D1 ～450
  • r 1,2 Minimum3
  • s 1 1) ～17.2
  • s 2 1) ～-
Shoulder and chamfer dimensions mm
  • d a Minimum373
  • d a Maximum405
  • Da Minimum440
  • Da Maximum467
  • Ca 2) Maximum1.6
  • r a Maximum2.5
Calculate coefficient
  • k 1 0.127
  • k 2 0.104
Fatigue load limit Pu
  • Fatigue load limit Pu250
Quality
  • Quality44

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