NK-33 engine
E443694
The NK-33 engine is a Soviet-era high-performance liquid-fuel rocket engine originally developed for the N1 lunar rocket program, known for its efficiency and thrust-to-weight ratio.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| NK-33 | 0 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
liquid-fuel rocket engine
ⓘ
rocket engine ⓘ |
| application | first-stage propulsion ⓘ |
| chamberPressure_bar | ~147 ⓘ |
| combustionMode | oxygen-rich ⓘ |
| coolingMethod | regenerative cooling ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| cycleType | oxygen-rich staged combustion ⓘ |
| derivative | AJ26 ⓘ |
| designer | Nikolai Kuznetsov NERFINISHED ⓘ |
| developmentPeriod | 1960s ⓘ |
| engineType | open-cycle staged combustion (oxygen-rich) ⓘ |
| era | Soviet era ⓘ |
| exportVersion | AJ26 ⓘ |
| firstFlightUse | N1 test flights ⓘ |
| fuel | RP-1 kerosene ⓘ |
| gimbalRange_deg | about 5 ⓘ |
| heritageFrom | N1 first-stage propulsion system ⓘ |
| intendedForVehicle | N1 lunar rocket NERFINISHED ⓘ |
| manufacturer | Kuznetsov Design Bureau NERFINISHED ⓘ |
| mountingConfiguration | clustered on N1 first stage ⓘ |
| notableFeature |
high specific impulse for kerosene engine
ⓘ
high thrust-to-weight ratio ⓘ oxygen-rich staged combustion in kerosene engine ⓘ |
| nozzleType | bell nozzle ⓘ |
| numberOfCombustionChambers | 1 ⓘ |
| numberOfNozzles | 1 ⓘ |
| oxidizer | liquid oxygen ⓘ |
| program | N1-L3 lunar program NERFINISHED ⓘ |
| propellantFeedSystem | turbopump-fed ⓘ |
| propellantType | liquid oxygen / RP-1 ⓘ |
| restartCapability | single-start ⓘ |
| specificImpulseSeaLevel_s | ~297 ⓘ |
| specificImpulseVacuum_s | ~331 ⓘ |
| status |
heritage engine
ⓘ
in service ⓘ |
| storageHistory | long-term storage after N1 cancellation ⓘ |
| successorInFamily | NK-33A NERFINISHED ⓘ |
| throttleCapability | limited ⓘ |
| thrustSeaLevel_kN | ~1500 ⓘ |
| thrustToWeightRatio | high ⓘ |
| thrustVacuum_kN | ~1715 ⓘ |
| usedBy |
Orbital Sciences Corporation
NERFINISHED
ⓘ
Russian space program NERFINISHED ⓘ Soviet space program NERFINISHED ⓘ |
| usedFor | orbital launch vehicles ⓘ |
| usedOnVehicle |
Antares 100 series
NERFINISHED
ⓘ
Soyuz-2-1v NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.