INA NNTR55X140X70-2ZL Bearing

INA NNTR55X140X70-2ZL Yoke type track rollers

Also known as : NNTR55X140X70-2ZL

  • Inside Diameter: 55 mm
  • Outside Diameter: 140 mm
  • Width: 70 mm
  • Basic dynamic load rating: 226 kN
  • Basic static load rating: 315 kN

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INA NNTR55X140X70-2ZL Bearing

INA NNTR55X140X70-2ZL Bearing details

d 55 mm   
D 140 mm  Tolerance: h10
B 70 mm   
C 68 mm   
D1 91 mm   
d2 73 mm   
d3 4 mm   
R 10000 mm  Crowning radius
r1 min 2 mm   
rmin 3 mm   
m 6,4 kg  Mass
Cr w 226000 N  Effective dynamic load rating as track roller (radial)
C0r w 315000 N  Effective static load rating as track roller (radial)
Fr per 280000 N  Permissible dynamic radial load
F0r per 315000 N  Permissible static radial load
Cur w 44500 N  Fatigue limit load
nD G 850 1/min  Speed (with continuous operation and grease lubrication)

As INA bearing distributor, Nodes bearings have INA NNTR55X140X70-2ZL Yoke type track rollers in stock, Full complement roller set, axial guidance, central rib, sealing shields with lamellar ring on both sides.

INA NNTR55X140X70-2ZL bearing cross reference

INA RSTO45 bearing
55mm x 85mm x 19.8mm