| Designation | External Gear | TLOR20/544 Four-point Contact Ball Slewing Bearing |
| Boundary Dimension | D(Da) | 640.8 |
| d | 434 | |
| H | 56 | |
| H1 | 46 | |
| h | 10 | |
| Mounting Hole Size | D1 | 585 |
| D2 | 462 | |
| n1 | 14 | |
| n2 | 14 | |
| φ1 | M12 | |
| φ2 | φ18 | |
| Structure dimensions | d2 | 505 |
| d1 | 545.5 | |
| D3 | 542.5 | |
| Gear Data | m | 6 |
| z | 105 | |
| do | 630 | |
| x | 0 | |
| Wt(KG) | 40.6 | |
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