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medias® Home Rolling and plain bearings, accessories NNTR..-2ZL NNTR120X290X135-2ZL
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Yoke type track rollers NNTR120X290X135-2ZL

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

Yoke type track rollers NNTR120X290X135-2ZL, full complement cylindrical roller set, with axial guidance, lip seals on both sides
Radial loadAxial load in one directionAxial load in two directionsSealed on both sidesLifetime lubrication, freedom from maintenanceGrease lubrication
 
d 120  mm 
   
D 290  mm 
  Tolerance: h10
B 135  mm 
   
 
  6 
  Number of lubrication holes
C 133  mm 
   
D1 191  mm 
   
d2 155  mm 
   
d3 8  mm 
   
r1 min 3  mm 
   
rmin 4  mm 
   
 
m 52,8  kg 
  Mass
Cr w 880000  N 
  Effective dynamic load rating as track roller (radial)
C0r w 1400000  N 
  Effective static load rating as track roller (radial)
Fr per 1110000  N 
  Permissible dynamic radial load
F0r per 1400000  N 
  Permissible static radial load
Cur w 187000  N 
  Fatigue limit load
nD G 260  1/min 
  Speed (with continuous operation and grease lubrication)
   
  Curvature radius R = 15000 mm