| Designations | K15x21x21 | |
| Dimensions(mm) | Fw | 15 |
| Ew | 21 | |
| U | 21 | |
| Basic load ratings(KN) | Basic load ratings (dynamic)(C) | 17,77 |
| Basic load ratings (static)(C0) | 23,77 | |
| Fatigue load limit (Pu) | 2,85 | |
| Speed ratings(r/min) | Speed ratings (Reference speed) | 24 000 |
| Speed ratings (Limting speed) | 26 000 | |
| Mass(kg) | 0.017 | |
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