Underframe
AssemblyWelded steel chassis carrying the carbody and transferring loads to the bogies through center pivots. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Underframe
7 top-level lines as of r115606| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Center Sill | observation-car-center-sill | 1× | 1 | · | part |
| 2 | Side Sill | observation-car-side-sill | 2× | 2 | · | part |
| 3 | Headstock | observation-car-headstock | 2× | 2 | · | part |
| 4 | Cross Bearer | observation-car-cross-bearer | 6× | 6 | · | part |
| 5 | Body Bolster | observation-car-bolster-mount | 2× | 2 | · | part |
| 6 | Platform Cantilever | observation-car-platform-cantilever | 1× | 1 | · | part |
| 7 | Fastener Set | fastener-set | 4× | 4 | · | part |