| Bore diameter | d | 140 | mm |
| Width, inner ring | Bi | 70 | mm |
| Width, total | T | 77 | mm |
| Basic static load rating, radial | C0r | 910,000 | |
| Limiting speed | nG | 2,250 |
| Outside diameter | D | 300 | mm |
| Width, outer ring | B | 47 | mm |
| Basic dynamic load rating, radial | Cr | 700,000 | |
| Fatigue load limit, radial | Cur | 105,000 | |
| Thermal speed rating | nϑr | 1,690 |
| Maximum diameter of shaft shoulder | da max | 169 | mm |
| Maximum diameter of housing shoulder | Da max | 282 | mm |
| Maximum fillet radius of shaft | ra max | 5 | mm |
| Minimum diameter of shaft shoulder | db min | 158 | mm |
| Minimum axial space | Ca min | 30 | mm |
| Minimum chamfer dimension of inner ring back face | r1, 2 min | 5 | mm |
| Distance between the apexes of the pressure cones | a | 94 | mm |
| Minimum chamfer dimension of outer ring back face | r3, 4 min | 4 | mm |
| Guidance rib diameter of inner ring | d1 | 223 | mm |
| Manufacturer | Part Number |
|---|---|
| ISO | T7GB140 |
| GPZ Bearings | 1027328M |
| NSK | 31328 |
| SKF | 31328XJ2 |
