| Bore diameter | d | 140 | mm |
| Width | B | 53 | mm |
| Basic static load rating, radial | C0r | 520,000 | |
| Limiting speed for grease lubrication | nG Grease | 3,900 |
| Outside diameter | D | 210 | mm |
| Basic dynamic load rating, radial | Cr | 300,000 | |
| Fatigue load limit, radial | Cur | 64,000 | |
| Limiting speed for oil lubrication | nG Oil | 4,600 |
| Diameter shaft shoulder | da | 160 | mm |
| diameter of housing shoulder | Da | 196 | mm |
| Maximum recess radius | ra max | 2 | mm |
| diameter shaft shoulder tolerance | h12 | ||
| diameter of housing shoulder tolerance | H12 |
| Minimum chamfer dimension | rmin | 2 | mm |
| Width of lubricating groove | ns | 9,50 | mm |
| Axial displacement | s1 | 3,40 | mm |
| Raceway diameter outer ring | E | 192 | mm |
| Diameter lubrication hole | ds | 4,80 | mm |
| Fabricante | Referencia |
|---|---|
| Marlin-Rockwell Corp. | NN3128X |
| NSK | NN3028MBKRCC1P4 |
| SKF | NN3028 K/SP W33 (SKF) |
| Koyo | NN3028KWC1NAFWP4 |
| GPZ Bearings | 3182128 |
| Oerlikon-Boehringer | 13210X |
| Schiess-Froriep | 341353 |
| Wohlenberg | 5000049 |
