Schaeffler Product catalogue - medias
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NUKR52


Stud type track rollers

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

  
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Radial loadAxial load in one directionAxial load in two directionsNot sealedGrease lubricationOil lubrication
 
D 52  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 31  mm   
d3 4  mm   
F0r per 34000  N  Permissible static radial load
G M20x1,5   
IG 21  mm   
rmin 1  mm   
W 10  mm  Nominal dimension for hexagonal socket
m 450  g  Mass
MA 120  Nm  Nut tightening torque
Cr w 29000  N  Effective dynamic load rating as track roller (radial)
C0r w 40500  N  Effective static load rating as track roller (radial)
Fr per 17100  N  Permissible dynamic radial load
Cur w 5300  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
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