| Bore diameter | d | 140 | mm |
| Width | B | 62 | mm |
| Basic static load rating, radial | C0r | 375,000 | |
| Limiting speed | nG | 3,350 |
| Outside diameter | D | 300 | mm |
| Basic dynamic load rating, radial | Cr | 310,000 | |
| Fatigue load limit, radial | Cur | 13,100 | |
| Reference speed | nϑr | 2,400 |
| Minimum diameter of shaft shoulder | da min | 157 | mm |
| Maximum diameter of housing shoulder | Db max | 291 | mm |
| Maximum fillet radius of housing | ra1 max | 1,50 | mm |
| Maximum diameter of housing shoulder | Da max | 283 | mm |
| Maximum fillet radius of shaft | ra max | 3 | mm |
| Minimum chamfer dimension | rmin | 1,50 | mm |
| Shoulder diameter on inner ring wide side face | d1 | 204,40 | mm |
| Contact angle | α | 40 | ° |
| Shoulder diameter on outer ring wide side face | D1 | 239,50 | mm |
| Distance between the apexes of the pressure cones | a | 123 | mm |
| Fabricante | Referencia |
|---|---|
| Torrington | 140BB03 |
| Marlin-Rockwell Corp. | 7328 |
| KOYO | 7328B |
| NSK | 7328 B (NSK) |
| Marlin-Rockwell Corp. | 7328P |
| Fafnir | 7328PW |
| Fafnir | 7328WN-MBR |
| GPZ Bearings | 66328 |
