INA RSTO45 Bearing

INA RSTO45 Yoke type track rollers

Also known as : RSTO45, RNAST45R

  • Inside Diameter: 55 mm
  • Outside Diameter: 85 mm
  • Width: 19.8 mm
  • Basic dynamic load rating: 25 kN
  • Basic static load rating: 43.5 kN

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INA RSTO45 Bearing

INA RSTO45 Bearing details

Fw 55 mm  Needle roller enveloping circle in tolerance zone F6
D 85 mm   
C 19,8 mm   
E 63 mm   
R 500 mm  Crowning radius
rmin 1 mm   
m 453 g  Mass
Cr w 25000 N  Effective dynamic load rating as track roller (radial)
C0r w 43500 N  Effective static load rating as track roller (radial)
Cur w 5900 N  Fatigue limit load
nD G 750 1/min  Speed (with continuous operation and grease lubrication)

As INA bearing distributor, Nodes bearings have INA RSTO45 Yoke type track rollers in stock, without axial guidance, outer ring without ribs.

INA RSTO45 bearing cross reference