RD-180
E415732
The RD-180 is a Russian-built, two-chamber liquid-fueled rocket engine that has powered several American launch vehicles, notably variants of the Atlas V.
All labels observed (3)
| Label | Occurrences |
|---|---|
| RD-180 canonical | 5 |
| RD-180 engine | 1 |
| RD-180 rocket engine | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
liquid-fueled rocket engine
ⓘ
rocket engine ⓘ |
| application | expendable launch vehicles ⓘ |
| belongsToEngineFamily |
RD-171
ⓘ
surface form:
RD-170 family
|
| chamberPressure | about 26.7 MPa ⓘ |
| combustionChamberArrangement | two side-by-side chambers with a common turbopump ⓘ |
| countryOfOrigin | Russia ⓘ |
| designedBy | Russian engineers at NPO Energomash ⓘ |
| designedForStage | first stage ⓘ |
| developedFrom |
RD-171
ⓘ
surface form:
RD-170
RD-171 ⓘ |
| developer | NPO Energomash ⓘ |
| engineCycle | oxidizer-rich staged combustion ⓘ |
| exportControlContext | subject to U.S.-Russia space cooperation agreements ⓘ |
| exportedTo |
United States of America
ⓘ
surface form:
United States
|
| firstFlightYear | 2000 ⓘ |
| firstUsedOn | Atlas III ⓘ |
| gimbalRange | about 8 degrees ⓘ |
| hasGuidanceControl | vectoring via gimbaled nozzles ⓘ |
| hasNozzleCount | 2 ⓘ |
| isReusable | no ⓘ |
| manufacturer | NPO Energomash ⓘ |
| notableFeature |
high chamber pressure for a kerosene engine
ⓘ
two-chamber design derived from four-chamber RD-170 ⓘ |
| numberOfCombustionChambers | 2 ⓘ |
| operatesWithMixtureRatio | LOX-rich mixture in preburner ⓘ |
| oxidizer | liquid oxygen ⓘ |
| poweredVehicleFamily |
Atlas V 400 series
NERFINISHED
ⓘ
Atlas V 500 series NERFINISHED ⓘ |
| primaryUser |
United Launch Alliance
ⓘ
United States of America ⓘ
surface form:
United States
|
| propellantType |
RP-1 kerosene
ⓘ
liquid oxygen (LOX) ⓘ |
| replacesInAtlas | MA-5A engine system on earlier Atlas variants ⓘ |
| specificImpulseAtSeaLevel | about 311 s ⓘ |
| specificImpulseInVacuum | about 338 s ⓘ |
| status | operational (for existing Atlas V inventory) ⓘ |
| throttleCapability | throttleable ⓘ |
| thrustAtSeaLevel | about 3.83 MN ⓘ |
| thrustInVacuum | about 4.15 MN ⓘ |
| usedFor |
U.S. government missions
ⓘ
commercial satellite launches ⓘ orbital launches ⓘ |
| usedForPayloadClass |
medium-to-heavy payloads to LEO
ⓘ
payloads to GTO ⓘ |
| usedOnLaunchVehicle |
Atlas III
ⓘ
Atlas V NERFINISHED ⓘ |
| usesTurbopump | yes ⓘ |
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
RD-180 engine
this entity surface form:
RD-180 rocket engine