| Basic dynamic load rating, radial | Cr | 72,000 | |
| Outside diameter | D | 72 | mm |
| Reference speed | nϑr | 7,300 | |
| Fatigue load limit, radial | Cur | 7,200 |
| Width | B | 19 | mm |
| Bore diameter | d | 30 | mm |
| Limiting speed | nG | 12,000 | |
| Basic static load rating, radial | C0r | 63,000 |
| Raceway diameter of the inner ring | d2 | 41.50 | mm |
| Minimum chamfer dimension | rmin | 1.10 | mm |
| Bore diameter outer ring | D1 | 59.90 | mm |
| Maximum recess radius | ra max | 1 | mm |
| Minimum diameter shaft shoulder | da min | 37 | mm |
| Maximum diameter of housing shoulder | Da max | 65 | mm |
| Manufacturer | Part Number |
|---|---|
| NSK | 21306 CD-E4-C3 (NSK) |
