Home>>Catalog>>Cylindrical Roller Bearing>>Cylindrical Roller Bearing>>d:50-55mm>>Bearing NO.:42311E NJ311EBack>>
Principal dimensions (mm)
  • d:55
  • D:120
  • B:29
  • r min :2
  • r 1min :2
  • F:70.5
  • E:
Basic load ratings (kN)
  • Cr:150
  • Cor:137
  • Old code. :42311E
  • New code.:NJ311E
  • Mass kg:1.67
Fitting dimension (mm)
  • damin:64
  • damax:68
  • dbmin:80
  • Damax :111
  • Damin:109
  • ramax :2
  • rbmax:2
Limit speed (r/min)
  • Grease:4800
  • Oil:5600
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