Rotary Head
AssemblyThe high-torque head that turns the drill rod and the casing together to advance a cased hole through difficult ground. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Rotary Head
6 top-level lines as of r106163| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Head Gearbox 4 parts | micropile-drill-rig-head-gearbox | 1× | 1 | 0 | assembly |
| 2 | Head Motor | micropile-drill-rig-head-motor | 2× | 2 | · | part |
| 3 | Head Spindle | micropile-drill-rig-head-spindle | 1× | 1 | · | part |
| 4 | Flush Swivel | micropile-drill-rig-flush-swivel | 1× | 1 | · | part |
| 5 | Ball Bearing | ball-bearing | 4× | 4 | · | part |
| 6 | Oil Seal | oil-seal | 2× | 2 | · | part |