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Tapered Roller Bearing
Inch taper roller bearing > d 14,989-22,225mm 　0,5906-0,8750 in
SUFUL軸承
SUFUL軸承
Dimension and Parameters
  • Pu
    3.2
  • Weight
    0.12
  • Designation
    *LM12749/710/Q
  • Series
    LM12700
  •  
  • Principal dimensions （mm)
  • d
    21.986
  • D
    45.237
  • T
    15.494
  • Basic load ratings KN
  • dyc Cr
    31.5
  • stc Cor
    31
  • Speed ratings rpm
  • Speed Ratings
    12000
  • Limiting Speed
    17000
  • Dimensions mm
  • d
    21.986
  • d 1 ～
    34.3
  • B
    16.637
  • C
    12.065
  • r 1,2 Min
    1.3
  • r 3,4 Min
    1.3
  • a
    10
  • Abutment and fillet dimensions mm
  • d a Max
    28
  • d b Min
    28
  • Da Min
    39
  • Da Max
    40
  • Db Min
    42
  • Ca Min
    3
  • Cb Min
    3
  • r a Max
    1.3
  • r b Max
    1.3
  • Value
  • e
    0.31
  • Y
    1.9
  • Yo
    1.1
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