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Deep Groove Ball Bearing
Single row deep groove ball bearing with filling slot > Single row with ball gap,snap groove and snap ring 25-95mm
  • Product
  • Structure
  • Product
  • Structure
  • Product
  • Structure
SUFUL轴承
SUFUL轴承
SUFUL轴承
SUFUL轴承
SUFUL轴承
SUFUL轴承
Dimension and Parameters
  • Pu
    2.85
  • Weight kg
    1.5
  •  
  • Principal dimensions （mm)
  • d
    55
  • D
    120
  • B
    29
  • Basic load ratings KN
  • dyc Cr
    79.2
  • stc Cor
    67
  • Speed ratings rpm
  • Speed Ratings
    10000
  • Limiting Speed 1)
    6700
  • Designation
  • Open type
    311NR
  • With shiled on one side
    311-ZNR
  • With shileds on one sides
    311-2ZNR
  • snap ring
    SP120
  • Dimensions mm
  • d
    55
  • d1 ～
    74
  • D2 ～
    104
  • D3
    115.21
  • D4
    129.7
  • f
    2.82
  • b
    3.1
  • C
    4.06
  • r 0 Max
    0.6
  • r 1,2 Min
    2
  • Abutment and fillet dimensions mm
  • d a Min
    64
  • Da Max
    111
  • D b Min
    131
  • b a Min
    3.5
  • Ca Max
    6.88
  • r a Max
    2

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