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medias® Home Rolling and plain bearings, accessories NK NK47/20
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Needle roller bearings NK47/20

light series

Needle roller bearings NK47/20, light series
Radial loadNot sealedGrease lubricationOil lubricationSmall design envelope
 
Fw 47  mm 
   
D 57  mm 
   
C 20  mm 
   
 
rmin 0,3  mm 
   
 
m 94,5  g 
  Mass
Cr 32500  N 
  Basic dynamic load rating, radial
C0r 56000  N 
  Basic static load rating, radial
Cur 9900  N 
  Fatigue limit load, radial
nG 9800  1/min 
  Limiting speed
nB 5600  1/min 
  Reference speed