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Tapered Roller Bearing
Matched single row taper roller bearing > Paired back-to-back d 40-170mm
SUFUL軸承
SUFUL軸承
Dimension and Parameters
  • Pu
    21.6
  • Weight
    1.9
  • Designation
    *30308T72J2/QDBC220
  •  
  • Principal dimensions （mm)
  • d
    ?40
  • D
    90
  • T
    72
  • Basic load ratings KN
  • dyc Cr
    170
  • stc Cor
    190
  • Speed ratings rpm
  • Speed Ratings
    5300
  • Limiting Speed
    8000
  • Dimensions mm
  • d
    40
  • d 1 ～
    62.5
  • C
    61.5
  • r 1,2 Min
    2
  • r 5 Min
    0.6
  • a
    50
  • Cb Min
    5
  • Abutment and fillet dimensions mm
  • d b Max
    49
  • Db Min
    82
  • r a Max
    2
  • r c Max
    0.6
  • Value
  • e
    0.35
  • Y1
    1.9
  • Y2
    2.9
  • Yo
    1.8
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