INA STO50 Yoke type track rollers
Also known as : STO50, NAST50R
- Inside Diameter: 50 mm
- Outside Diameter: 90 mm
- Width: 20 mm
- Basic dynamic load rating: 25.5 kN
- Basic static load rating: 46 kN
![](/img/ina/track/sto/sto.jpg)
INA STO50 Bearing
INA STO50 Bearing details
d | 50 mm | |
---|---|---|
D | 90 mm | |
B | 20 mm | |
C | 19,8 mm | |
E | 68 mm | |
F | 60 mm | Raceway diameter of inner ring |
R | 500 mm | Crowning radius |
rmin | 1 mm | |
m | 617 g | Mass |
Cr w | 25500 N | Effective dynamic load rating as track roller (radial) |
C0r w | 46000 N | Effective static load rating as track roller (radial) |
Cur w | 6300 N | Fatigue limit load |
nD G | 650 1/min | Speed (with continuous operation and grease lubrication) |
As INA bearing distributor, Nodes bearings have INA STO50 Yoke type track rollers in stock, without axial guidance, outer ring without ribs.
![](/img/ina/track/sto/sto-drawing.png)
INA STO50 bearing cross reference
![](/img/ina/track/na22/na.jpg)
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![](/img/ina/track/pwtr/pwtr.jpg)
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![](/img/ina/track/pwtr/pwtr.jpg)
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![](/img/ina/track/nutr/nutr.jpg)
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![](/img/ina/track/nutr/nutr50110.jpg)
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![](/img/ina/track/pwtr/pwtr.jpg)
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![](/img/ina/track/pwtr/pwtr.jpg)
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![](/img/ina/track/rsto/rsto.jpg)