Descent Propulsion Module
AssemblyPressure-fed throttleable main engine cluster that removes 1.7 km/s of orbital velocity and can deep-throttle to a tenth of full thrust for the final vertical descent. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Descent Propulsion Module
4 top-level lines as of r101139| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Throttleable Main Engine 5 parts | lunar-lander-main-engine | 3× | 3 | 0 | assembly |
| 2 | Engine Control Unit 5 parts | lunar-lander-engine-controller | 1× | 1 | 0 | assembly |
| 3 | Gimbal Actuator 4 parts | lunar-lander-gimbal-actuator | 6× | 6 | 0 | assembly |
| 4 | Flex Feedline | lunar-lander-injector-feedline | 6× | 6 | · | part |