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medias® Home Rolling and plain bearings, accessories KR KR40
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Stud type track rollers KR40

with axial guidance, gap seals on both sides

Accessories
Stud type track rollers KR40, with axial guidance, gap seals on both sides
Radial loadSealed on both sidesLifetime lubrication, freedom from maintenanceGrease lubrication
 
D 40  mm 
   
d1 18  mm 
  Tolerance: h7
B 58  mm 
   
 
B1 max 21,6  mm 
   
B2 36,5  mm 
   
B3 8  mm 
   
C 20  mm 
   
C1 0,8  mm 
   
d2 31,5  mm 
   
d3 3  mm 
   
G M18x1,5 
   
IG 19  mm 
   
rmin 1  mm 
   
W 8  mm 
  Nominal dimension for hexagonal socket
 
m 247  g 
  Mass
MA 87  Nm 
  Nut tightening torque
Cr w 10900  N 
  Effective dynamic load rating as track roller (radial)
C0r w 15800  N 
  Effective static load rating as track roller (radial)
Cur w 2090  N 
  Fatigue limit load
nD G 2900  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 AP8 
  Suitable central lubrication adapter for connection to a central lubrication system