| Designation | Internal Gear | TLIR30/1055 Slewing Ring Bearing |
| Boundary Dimension | d(da) | 912 |
| D | 1200 | |
| H | 90 | |
| H1 | 71 | |
| h | 19 | |
| Mounting Hole Size | D1 | 1160 |
| D2 | 994 | |
| n1 | 30 | |
| n2 | 30 | |
| φ1 | φ22 | |
| φ2 | M20 | |
| Structure dimensions | D4 | 1117 |
| d1 | 1055 | |
| D3 | 1055 | |
| Gear Data | m | 10 |
| z | 93 | |
| do | 930 | |
| x | 0 | |
| Wt(KG) | 176 | |
+86-021-54846037