Rocketdyne H-1
E259960
The Rocketdyne H-1 was a kerosene/liquid-oxygen rocket engine developed in the United States and used on early Saturn launch vehicles during the Apollo era.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Rocketdyne H-1 canonical | 1 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
chemical rocket engine
ⓘ
liquid-fuel rocket engine ⓘ |
| chamberPressure | about 48 bar ⓘ |
| combustionChambers | 1 ⓘ |
| coolingMethod | regenerative cooling ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| cycle | gas-generator cycle ⓘ |
| developedFor | early Saturn launch vehicles ⓘ |
| developmentPeriod | late 1950s ⓘ |
| engineType | open-cycle gas-generator engine ⓘ |
| era | Apollo program era ⓘ |
| firstFlightUse | Saturn I test flights ⓘ |
| fuel | RP-1 kerosene ⓘ |
| gimbalCapability | gimballed for thrust vector control ⓘ |
| heritage | derived from earlier Navaho and Thor/Jupiter engine technology ⓘ |
| ignitionSystem | pyrotechnic ignition ⓘ |
| manufacturer |
Pratt & Whitney Rocketdyne
ⓘ
surface form:
Rocketdyne
|
| mountingConfiguration | clustered engine arrangement ⓘ |
| nozzles | 1 ⓘ |
| numberPerStage |
8 on Saturn I first stage
ⓘ
8 on Saturn IB first stage ⓘ |
| oxidizer | liquid oxygen ⓘ |
| propellantFeed | turbopump-fed ⓘ |
| propellantMixtureRatio | approximately 2.25:1 O/F ⓘ |
| propellantType | bipropellant ⓘ |
| reusability | expendable engine ⓘ |
| specificImpulseSeaLevel | about 263 s ⓘ |
| specificImpulseVacuum | about 289 s ⓘ |
| status | retired ⓘ |
| successor | RS-27 rocket engine ⓘ |
| throttleCapability | non-throttleable (on-off operation) ⓘ |
| thrustSeaLevel |
about 188,000 lbf
ⓘ
about 836 kN ⓘ |
| thrustVacuum |
about 205,000 lbf
ⓘ
about 912 kN ⓘ |
| usedByAgency |
NASA
ⓘ
Army Ballistic Missile Agency ⓘ
surface form:
United States Army (via early Saturn development)
|
| usedFor |
crew-rated launch vehicles
ⓘ
orbital launch ⓘ |
| usedInMissionType |
Apollo test missions
ⓘ
Earth-orbit missions ⓘ |
| usedInProgram | Apollo program ⓘ |
| usedOn |
Saturn I
ⓘ
Saturn IB ⓘ |
| usedOnLaunchVehicleFamily |
Saturn rocket family
ⓘ
surface form:
Saturn family of launch vehicles
|
| usedOnStage |
Saturn I
ⓘ
surface form:
Saturn I first stage S-I
Saturn IB ⓘ
surface form:
Saturn IB first stage S-IB
|
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.