| Designations | NKX20 | |
| Dimensions(mm) | Fw | 20 |
| D | 30 | |
| C | 30 | |
| r1,2 | 0.3 | |
| C1 | 10 | |
| C2 | 10.5 | |
| D1 | 35.1 | |
| D2 | 36.2 | |
| Basic load ratings(KN) | Basic load ratings (radial) (dynamic)(C) | 15.84 |
| Basic load ratings (radial) (static)(C0) | 24.23 | |
| Basic load ratings (axial) (dynamic)(C) | 13.73 | |
| Basic load ratings (axial) (static)(C0) | 26.19 | |
| Fatigue load limit(KN) | Fatigue load limit(radial)(Pu) | 2.9 |
| Fatigue load limit(axial)(Pu) | 0.95 | |
| Min.load factor (A) | 3.8 | |
| Speed ratings(r/min) | Speed ratings (Reference speed) | 7 500 |
| Speed ratings (Limting speed) | 10 000 | |
| Mass(kg) | 0.083 | |
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