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Tapered Roller Bearing
Inch taper roller bearing > d 206,375-343,154mm  8,1250-13,5100 in
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Dimension and Parameters
  • Pu
    48
  • Weight
    53
  • Designation
    38880/38820
  • Series
    38800
  •  
  • Principal dimensions (mm)
  • d
    263.525
  • D
    325.438
  • T
    28.575
  • Basic load ratings KN
  • dyc Cr
    220
  • stc Cor
    550
  • Speed ratings rpm
  • Speed Ratings
    1300
  • Limiting Speed
    1800
  • Dimensions mm
  • d
    263.525
  • d 1 ~
    294
  • B
    28.575
  • C
    25.4
  • r 1,2 Min
    1.5
  • r 3,4 Min
    1.5
  • a
    49
  • Abutment and fillet dimensions mm
  • d a Max
    282
  • d b Min
    275
  • Da Min
    307
  • Da Max
    315
  • Db Min
    313
  • Ca Min
    4
  • Cb Min
    3
  • r a Max
    1.5
  • r b Max
    1.5
  • Value
  • e
    0.37
  • Y
    1.6
  • Yo
    0.9
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