INA STO12 Yoke type track rollers
Also known as : STO12, NAST12R
- Inside Diameter: 12 mm
- Outside Diameter: 32 mm
- Width: 12 mm
- Basic dynamic load rating: 9 kN
- Basic static load rating: 10.3 kN
![](/img/ina/track/sto/sto12.jpg)
INA STO12 Bearing
INA STO12 Bearing details
d | 12 mm | |
---|---|---|
D | 32 mm | |
B | 12 mm | |
C | 11,8 mm | |
E | 22 mm | |
F | 16 mm | Raceway diameter of inner ring |
R | 500 mm | Crowning radius |
rmin | 0,3 mm | |
m | 57 g | Mass |
Cr w | 9000 N | Effective dynamic load rating as track roller (radial) |
C0r w | 10300 N | Effective static load rating as track roller (radial) |
Cur w | 1530 N | Fatigue limit load |
nD G | 4500 1/min | Speed (with continuous operation and grease lubrication) |
As INA bearing distributor, Nodes bearings have INA STO12 Yoke type track rollers in stock, without axial guidance, outer ring without ribs.
![](/img/ina/track/sto/sto-drawing.png)
INA STO12 bearing cross reference
![](/img/ina/track/na22/na.jpg)
INA NA2201-2RSR bearing
12mm x 32mm x 14mm
![](/img/ina/track/natr/natr12.jpg)
INA NATR12 bearing
12mm x 32mm x 15mm
![](/img/ina/track/natv/natv.jpg)
INA NATV12 bearing
12mm x 32mm x 15mm
![](/img/ina/track/natr/natr12.jpg)
INA NATR12-PP bearing
12mm x 32mm x 15mm
![](/img/ina/track/natv/natv.jpg)
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12mm x 32mm x 15mm
![](/img/ina/track/na22/rna22-8-2rs.jpg)
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12mm x 24mm x 11.8mm
![](/img/ina/track/rsto/rsto.jpg)