Booster Engine
AssemblyA ~850 kN gas-generator-cycle kerolox engine; counting every brazed joint, seal, clip and bolt, one large liquid rocket engine runs to roughly 50,000 parts (the RS-25 is documented above that figure). A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Booster Engine
7 top-level lines as of r117525| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Turbopump 6 parts | orbital-launch-vehicle-turbopump | 1× | 1 | 0 | assembly |
| 2 | Thrust Chamber & Nozzle | orbital-launch-vehicle-thrust-chamber | 1× | 1 | · | part |
| 3 | Injector 2 parts | orbital-launch-vehicle-injector | 1× | 1 | 0 | assembly |
| 4 | Gas Generator | orbital-launch-vehicle-gas-generator | 1× | 1 | · | part |
| 5 | Engine Valve | orbital-launch-vehicle-engine-valve | 8× | 8 | · | part |
| 6 | Engine Controller 5 parts | orbital-launch-vehicle-engine-controller | 1× | 1 | 0 | assembly |
| 7 | Engine Plumbing & Hardware 6 parts | orbital-launch-vehicle-engine-plumbing | 1× | 1 | 0 | assembly |