30208J2/Q
SIAIF 30208J2/Q
Type

Tapered roller bearing

Model：30208J2/Q
Thickness(mm)：19.75
Inner diameter d：40
Outer diameter D：80
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Detailed information

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Basic size mm
  • d40
  • D80
  • T19.75
Basic load rating kN
  • DynamicsC71
  • Static Co68
RatedSpeed r/min
  • Reference speed7000
  • Limit speed8500
Size mm
  • d40
  • d 1 ～57.5
  • B18
  • C16
  • r 1,2 Minimum1.5
  • r 3,4 Minimum1.5
  • a16
Shoulder and chamfer dimensions mm
  • d a Maximum49
  • d b Minimum47
  • Da Minimum69
  • Da Maximum73
  • Db Minimum74
  • Ca Minimum3
  • Cb Minimum3.5
  • r a Maximum1.5
  • r b Maximum1.5
Calculate coefficient
  • e0.37
  • Y1.6
  • Yo0.9
Fatigue load limit Pu
  • Fatigue load limit Pu7.65
Quality
  • Quality0.42
Model
  • Model*30208J2/Q
ISO335 SizeSeries (ABMA)
  • ISO335 SizeSeries (ABMA)3DB

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