SKF 3204 ATN9 Angular contact ball bearings, double row
Brand: SKF
Item number: 3204 ATN9
Description
The design of SKF double row angular contact ball bearings corresponds to two single row angular contact ball bearings arranged back-to-back.
The technical data for SKF 3204A TN9
| d | 20 | mm | |
| D | 47 | mm | |
| B | 20.6 | mm | |
| d2 | ≈ | 27.7 | mm |
| D2 | ≈ | 40.9 | mm |
| r1,2 | min. | 1 | mm |
| a | 28 | mm |
Calculation data
| Basic dynamic load rating | C | 20.4 | kN | |
| Basic static load rating | C0 | 12.9 | kN | |
| Fatigue load limit | Pu | 0.55 | kN | |
| Reference speed | 16000 | r/min | ||
| Limiting speed | 14000 | r/min | ||
| Calculation factor | kr | 0.06 | ||
| Calculation factor | e | 0.8 | ||
| Calculation factor | X | 0.63 | ||
| Calculation factor | Y0 | 0.66 | ||
| Calculation factor | Y1 | 0.78 | ||
| Calculation factor | Y2 | 1.24 |
Mass
| Mass bearing | 0.16 | kg |
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