| Designation | Internal Gear | TLIR20/414 Slewing Ring Bearing |
| Boundary Dimension | d (da) | 326.5 |
| D | 518 | |
| H | 56 | |
| H1 | 46 | |
| h | 10 | |
| Mounting Hole Size | D1 | 490 |
| D2 | 375 | |
| n1 | 8 | |
| n2 | 12 | |
| φ1 | φ18 | |
| φ2 | M12 | |
| Structure dimensions | D4 | 453 |
| d1 | 415.5 | |
| D3 | 412.5 | |
| Gear Data | m | 5 |
| z | 67 | |
| do | 335 | |
| x | 0 | |
| Wt (KG) | 28 | |
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