| Height ThBB (without centring flange or radial bearing part) | C1 | 9 | mm |
| Bore diameter (ThBB) | d | 12 | mm |
| Chamfer dimension outer ring | r1,2 | min.0.3 | |
| Outside diameter | d2 | 21 | mm |
| Distance from flange side face to lubrication hole (ThBB) | C2 | 6.50 | mm |
| Outside diameter flange (NKX) | D1 | 26.10 | mm |
| Diameter under rollers | Fw | 12 | mm |
| Width Outer ring | C | 23 | mm |
| Manufacturer | Part Number |
|---|---|
| INA | NKX12 (INA) |
