Main Boom
AssemblyPrimary articulation arm, pinned at base and to knuckle joint, tapered tube construction. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Main Boom
6 top-level lines as of r94183| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Boom Tube | knuckle-boom-marine-crane-boom-tube | 1× | 1 | · | part |
| 2 | Boom Pivot Pin | knuckle-boom-marine-crane-boom-pin | 1× | 1 | · | part |
| 3 | Boom Lift Cylinder | knuckle-boom-marine-crane-boom-hoist-cylinder | 2× | 2 | · | part |
| 4 | Boom Brace | knuckle-boom-marine-crane-boom-brace | 2× | 2 | · | part |
| 5 | Ball Bearing | ball-bearing | 4× | 4 | · | part |
| 6 | O-Ring Set | oring-set | 1× | 1 | · | part |