22220TN,22220TNK
Double-row spherical roller be | 2019-12-03 11:44
| Main dimensions | |||
| d | mm | ||
| D | 180 | mm | |
| B | 46 | mm | |
| r( minimum) | 2.1 | mm | |
| basic load rating | |||
| Cr | 374 | kN | |
| C0r | 507 | kN | |
| limit speed | |||
| Grease lubrication | 2100 | min-1 | |
| oil lubrication | 2800 | min-1 | |
| Nominal model | |||
| Cylindrical hole | 22220TN | ||
| Conical hole | 22220TNK | min-1 | |
| Installation related dimensions | |||
| da(minimum) | 112 | mm | |
| Da(maximum) | 168 | mm | |
| ra(maximum) | 2 | mm | |
| constant | |||
| e | 0.24 | ||
| Axial load factor | |||
| Y1 | 2.83 | mm | |
| Y2 | 4.21 | mm | |
| Y0 | 2.77 | mm | |
| reference quality | |||
| Cylindrical hole | 4.84 | kg | |
| Conical hole | 4.73 | kg | |
