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Catalog
Tapered Roller Bearing
Inch taper roller bearing > d 61,912-71,438mm 　2,4375-2,8125 in
SUFUL軸承
SUFUL軸承
Dimension and Parameters
  • Pu
    21.2
  • Weight
    1.15
  • Designation
    3984/2/3920/2/Q
  • Series
    3900
  •  
  • Principal dimensions （mm)
  • d
    66.675
  • D
    112.712
  • T
    30.162
  • Basic load ratings KN
  • dyc Cr
    123
  • stc Cor
    183
  • Speed ratings rpm
  • Speed Ratings
    4300
  • Limiting Speed
    6000
  • Dimensions mm
  • d
    66.675
  • d 1 ～
    87.8
  • B
    30.048
  • C
    23.812
  • r 1,2 Min
    3.5
  • r 3,4 Min
    3.3
  • a
    25
  • Abutment and fillet dimensions mm
  • d a Max
    75
  • d b Min
    78.5
  • Da Min
    96
  • Da Max
    101
  • Db Min
    105
  • Ca Min
    4
  • Cb Min
    6
  • r a Max
    3
  • r b Max
    3
  • Value
  • e
    0.4
  • Y
    1.5
  • Yo
    0.8
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