22228MB,22228MBK
Double-row spherical roller be | 2019-12-03 11:44
| Main dimensions | |||
| d | mm | ||
| D | 250 | mm | |
| B | 68 | mm | |
| r( minimum) | 3 | mm | |
| basic load rating | |||
| Cr | 658 | kN | |
| C0r | 928 | kN | |
| limit speed | |||
| Grease lubrication | 1400 | min-1 | |
| oil lubrication | 1900 | min-1 | |
| Nominal model | |||
| Cylindrical hole | 22228MB | ||
| Conical hole | 22228MBK | min-1 | |
| Installation related dimensions | |||
| da(minimum) | 154 | mm | |
| Da(maximum) | 236 | mm | |
| ra(maximum) | 2.5 | mm | |
| constant | |||
| e | 0.29 | ||
| Axial load factor | |||
| Y1 | 2.34 | mm | |
| Y2 | 3.49 | mm | |
| Y0 | 2.29 | mm | |
| reference quality | |||
| Cylindrical hole | 15 | kg | |
| Conical hole | 14.7 | kg | |
