RD-120
E766013
The RD-120 is a Soviet-designed liquid-fueled rocket engine used on medium-lift launch vehicles, notable for its high performance and role in powering upper stages of space launch systems.
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf | liquid-fueled rocket engine ⓘ |
| applicationDomain | space launch ⓘ |
| chamberPressure_bar | ~147 ⓘ |
| combustionMode | single-shaft turbopump ⓘ |
| coolingMethod | regenerative cooling ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| designedFor | Zenit family of launch vehicles NERFINISHED ⓘ |
| designer | NPO Energomash NERFINISHED ⓘ |
| developedIn | 1980s ⓘ |
| engineCycle | staged combustion cycle ⓘ |
| engineType | liquid rocket engine ⓘ |
| firstFlightVehicle | Zenit-2 NERFINISHED ⓘ |
| fuel | kerosene ⓘ |
| gimbalCapability | yes ⓘ |
| guidanceRole | provides thrust vector control via gimbaling ⓘ |
| launchVehicleFamily | Zenit NERFINISHED ⓘ |
| manufacturer | NPO Energomash NERFINISHED ⓘ |
| nozzleExpansionRatio | optimized for upper-stage operation ⓘ |
| numberOfCombustionChambers | 1 ⓘ |
| originLanguageName | РД-120 NERFINISHED ⓘ |
| oxidizer | liquid oxygen ⓘ |
| oxidizerRich | true ⓘ |
| performanceCharacteristic | high specific impulse for kerosene/LOX class ⓘ |
| propellantCombination | LOX/RP-1 ⓘ |
| propellantType |
kerosene (RP-1)
ⓘ
liquid oxygen (LOX) ⓘ |
| relatedEngine |
RD-170
NERFINISHED
ⓘ
RD-171 NERFINISHED ⓘ |
| reusability | expendable ⓘ |
| specificImpulseSeaLevel_s | ~309 ⓘ |
| specificImpulseVacuum_s | ~350 ⓘ |
| stageApplication | second stage ⓘ |
| status | operational ⓘ |
| successor | RD-120K NERFINISHED ⓘ |
| throttleCapability | limited ⓘ |
| thrustSeaLevel_kN | ~740 ⓘ |
| thrustVacuum_kN | ~833 ⓘ |
| usedBy |
Russian space program
ⓘ
Soviet space program NERFINISHED ⓘ Ukrainian launch vehicles ⓘ |
| usedFor |
medium-lift launch vehicles
ⓘ
orbital launch ⓘ upper stages of space launch systems ⓘ |
| usedIn |
Zenit-2 launch vehicle
NERFINISHED
ⓘ
Zenit-3SL launch vehicle ⓘ Zenit-3SLB launch vehicle NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.