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medias® Home Rolling and plain bearings, accessories NUKR NUKR47
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Stud type track rollers NUKR47

with axial guidance, full complement cylindrical roller set, labyrinth seals on both sides

Accessories
Stud type track rollers NUKR47, with axial guidance, full complement cylindrical roller set, labyrinth seals on both sides
Radial loadAxial load in one directionAxial load in two directionsNot sealedGrease lubricationOil lubrication
 
D 47  mm 
   
d1 20  mm 
  Tolerance: h7
B 66  mm 
   
 
B1 max 25,6  mm 
   
B2 40,5  mm 
   
B3 9  mm 
   
C 24  mm 
   
C1 0,8  mm 
   
d2 27  mm 
   
d3 4  mm 
   
G M20x1,5 
   
IG 21  mm 
   
rmin 1  mm 
   
W 10  mm 
  Nominal dimension for hexagonal socket
 
m 380  g 
  Mass
MA 120  Nm 
  Nut tightening torque
Cr w 28500  N 
  Effective dynamic load rating as track roller (radial)
C0r w 37500  N 
  Effective static load rating as track roller (radial)
Fr per 16200  N 
  Permissible dynamic radial load
F0r per 32500  N 
  Permissible static radial load
Cur w 4850  N 
  Fatigue limit load
nD G 4200  1/min 
  Speed (with continuous operation and grease lubrication)
  NIPA2X7,5 
  Drive fit lubrication nipple
Drive fit lubrication nipples are supplied loose.
Only these lubrication nipples should be used.
AP AP10 
  Suitable central lubrication adapter for connection to a central lubrication system