| Height | T | 31 | mm |
| Bore diameter | d | 140 | mm |
| Limiting speed | nG | 1,800 | |
| Basic static load rating, axial | C0a | 960,000 |
| Outside diameter | D | 180 | mm |
| Reference speed | nϑr | 710 | 1/min |
| Fatigue load limit, axial | Cua | 84,000 | |
| Basic dynamic load rating, axial | Ca | 260,000 |
| Minimum chamfer dimension | rmin | 1 | mm |
| Rip diameter shaft washer | d1 | 178 | mm |
| Maximum recess radius | ra max | 1 | mm |
| Minimum diameter shaft shoulder | da min | 175 | mm |
| Maximum diameter of housing shoulder | Da max | 145 | mm |
| Manufacturer | Part Number |
|---|---|
| SKF | 81128-TN (SKF) |
| IKO | AZ14018031 |
| NTN | 81128 (NTN) |
| SKF | 81128 |
