25877/2/25821/2/Q
SIAIF 25877/2/25821/2/Q
Type

Tapered roller bearing

Model：25877/2/25821/2/Q
Thickness(mm)：23.812
Inner diameter d：34.925
Outer diameter D：73.025
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Detailed information

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Basic size mm
  • d34.925
  • D73.025
  • T23.812
Basic load rating kN
  • DynamicsC72.1
  • Static Co88
RatedSpeed r/min
  • Reference speed7000
  • Limit speed10000
Size mm
  • d34.925
  • d 1 ～52.5
  • B24.608
  • C19.05
  • r 1,2 Minimum1.5
  • r 3,4 Minimum0.8
  • a15
Shoulder and chamfer dimensions mm
  • d a Maximum44
  • d b Minimum42
  • Da Minimum62
  • Da Maximum66.5
  • Db Minimum67
  • Ca Minimum5
  • Cb Minimum4.5
  • r a Maximum1.5
  • r b Maximum0.8
Calculate coefficient
  • e0.3
  • Y2
  • Yo1.1
Fatigue load limit Pu
  • Fatigue load limit Pu9.8
Quality
  • Quality0.47
Model
  • Model25877/2/25821/2/Q
Series
  • Series25800

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