Drill Mast and Feed
AssemblyThree-section telescoping box mast raised by hydraulic cylinder, with chain-driven pulldown feed. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Drill Mast and Feed
5 top-level lines as of r50129| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Mast Section 2 parts | drilling-rig-truck-mast-section | 3× | 3 | · | part |
| 2 | Mast Raise Cylinder 4 parts | drilling-rig-truck-mast-cylinder | 1× | 1 | 0 | assembly |
| 3 | Crown Block 2 parts | drilling-rig-truck-crown | 1× | 1 | · | part |
| 4 | Chain Pulldown Feed 4 parts | drilling-rig-truck-feed-system | 1× | 1 | 0 | assembly |
| 5 | Mast Pivot Pins 2 parts | drilling-rig-truck-mast-pivot | 1× | 1 | · | part |