QJ304MA
Type

Angular contact ball bearing

Model:QJ304MA
Thickness(mm):15
Inner diameter d:20
Outer diameter D:52

Detailed information

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Basic size mm
  • d20
  • D52
  • B15
Basic load rating kN
  • DynamicsC29.6
  • Static Co20
RatedSpeed r/min
  • Reference speed15000
  • Limit speed24000
Size mm
  • d20
  • d1 ~31.2
  • D1 ~40.8
  • r 1,2 Minimum1.1
  • a25
Shoulder and chamfer dimensions mm
  • d a Minimum27
  • Da Maximum45
  • r a Maximum1
Fatigue load limit Pu
  • Fatigue load limit Pu0.85
Quality kg
  • Quality kg0.18
Model
  • Bearing带定位槽QJ304N2MA
  • none定位槽QJ304MA
定位槽Size mm
  • b4.5
  • h3.5
  • ro0.5