INA STO20 bearings
Yoke type track rollers STO, without axial guidance, outer ring without ribs

- Measurement system
- Metric
- Bore diameter
- 20.000 mm
- Outside diameter
- 47.000 mm
- Width
- 16.000 mm
- Width, ourter ring
- 15.800 mm
- Width, inner ring
- 16.000 mm
- Cr
- 16100 N
- C0r
- 22000 N
- Limiting speed
- 2400 r/min
- Net weight
- 0.158 kg
- Number of rows
- 1
- Sealing
- Without
- Cage
- Steel sheet
- Bore type
- Cylindrical
- Outer diameter type
- Crowned
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Other
- Internal clearance
- CN
- Relubrication feature
- With
In stock
Technical specification for INA STO20
Part Number | STO20 | |
---|---|---|
Replaces | STO 20 | |
Main Dimensions & Performance Data | ||
d | 20 mm | Bore diameter |
D | 47 mm | Outside diameter |
B | 16 mm | Width, inner ring |
C | 15.8 mm | Width, outer ring |
Cr w | 16100 N | Basic dynamic load rating, radial |
C0r w | 22000 N | Basic static load rating, radial |
Cur w | 3100 N | Fatigue load limit, radial |
nD G | 2400 1/min | Speed on permanent grease lubrication |
m | 0.158 kg | Weight |
Mounting dimensions | ||
E | 32 mm | Raceway diameter outer ring |
rmin | 0.3 mm | Minimum chamfer dimension |
F | 25 mm | Raceway diameter inner ring |
R | 500 mm | Radius of outer ring outside profile |

INA STO20 - Yoke type track rollers STO, without axial guidance, outer ring without ribs.
STO20 INA have an inner ring.
Replaces: STO 20
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