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Tapered Roller Bearing
Matched single row taper roller bearing > Paired face-to-face d 25-80mm
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Dimension and Parameters
  • Pu
    15.6
  • Weight
    1.1
  • Designation
    *31307J2/QDF
  •  
  • Principal dimensions (mm)
  • d
    35
  • D
    80
  • T
    45.5
  • Basic load ratings KN
  • dyc Cr
    120
  • stc Cor
    134
  • Speed ratings rpm
  • Speed Ratings
    5000
  • Limiting Speed
    8500
  • Dimensions mm
  • d
    35
  • 2B
    42
  • r 3,4 Min
    1.5
  • r 5 Min
    0.6
  • Abutment and fillet dimensions mm
  • d a Max
    45
  • Da Min
    62
  • Da Max
    71
  • Ca Min
    3
  • r a Max
    1.5
  • r c Max
    0.6
  • Value
  • e
    0.83
  • Y1
    0.81
  • Y2
    1.2
  • Yo
    0.8
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