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20317-MB
Barrel roller bearing
Barrel roller bearings 203, main dimensions to DIN 635-1
Replaces
20317MB
Main Dimensions & Performance Data
| d | 85 mm | Bore diameter |
| D | 180 mm | Outside diameter |
| B | 41 mm | Width |
| Cr | 270,000 N | Basic dynamic load rating, radial |
| C0r | 320,000 N | Basic static load rating, radial |
| Cur | 29,000 N | Fatigue load limit, radial |
| nG | 3,750 1/min | Limiting speed |
| ≈m | 5.24 kg | Weight |
Mounting dimensions
| da min | 99 mm | Minimum diameter shaft shoulder |
| Da max | 166 mm | Maximum diameter of housing shoulder |
| ra max | 2.5 mm | Maximum recess radius |
Dimensions
| rmin | 3 mm | Minimum chamfer dimension |
| D1 | 156.9 mm | Bore diameter outer ring |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 200 °C | Operating temperature max. |
All
English
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