R-4D
From Spacefaring
Q11240350
reaction control system used in spacecraft since the Apollo program
Wikimedia, Wikidata
1960
Aerojet R-4D, Marquardt R-4D,
reaction control system, apogee kick motor, engine model, Marquardt Corporation, hypergolic propellant, United States of America, 
AS17-147-22472HR
Both Cassini main engines
Gemini and Apollo rocket engines
HTV-1 close-up view
RCS quad containing four R-4D thrusters, as used on the Apollo Service Module
SM Steuerdüsen| Type | Description | Date | Keywords | Notes | Source |
|---|---|---|---|---|---|
| link | Freebase entry@ | Wikidata | |||
| image | AS17-147-22472HR | 1972 | Wikimedia | ||
| image | Both Cassini main engines | Wikimedia | |||
| image | Gemini and Apollo rocket engines | 2010 | Wikimedia | ||
| image | HTV-1 close-up view | 2009 | Wikimedia | ||
| image | RCS quad containing four R-4D thrusters, as used on the Apollo Service Module | 2011 | Wikimedia | ||
| image | SM Steuerdüsen | 2004 | Wikimedia | ||
