| Inner diameter of needle roller complement | Fw | 50 | mm |
| Width | B | 20 | mm |
| Basic static load rating, radial | C0r | 60,000 | |
| Limiting speed | nG | 9,300 |
| Outside diameter of needle roller complement | Ew | 55 | mm |
| Basic dynamic load rating, radial | Cr | 26,500 | |
| Fatigue load limit, radial | Cur | 7,900 | |
| Reference speed | nϑr | 5,500 |
| Manufacturer | Part Number |
|---|---|
| NTN | K50X55X20 (NTN) |
