Crawler Base
AssemblyRotating upper carrier on slew bearing. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Crawler Base
4 top-level lines as of r145377| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Carrier Frame | rotary-drilling-rig-carrier-frame | 1× | 1 | · | part |
| 2 | Slew Ring Bearing | rotary-drilling-rig-slew-bearing | 1× | 1 | · | part |
| 3 | Helical Gear Pair | gear-pair | 1× | 1 | · | part |
| 4 | Ball Bearing | ball-bearing | 4× | 4 | · | part |