Statements (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
piston engine
|
| gptkbp:countryOfOrigin |
gptkb:Japan
|
| gptkbp:cycle |
staged combustion
|
| gptkbp:diameter |
2.5 m
|
| gptkbp:firstFlight |
2001
|
| gptkbp:fuelType |
liquid hydrogen
|
| https://www.w3.org/2000/01/rdf-schema#label |
LE-7A rocket engine
|
| gptkbp:length |
3.7 m
|
| gptkbp:manufacturer |
gptkb:Mitsubishi_Heavy_Industries
|
| gptkbp:oxidizer |
liquid oxygen
|
| gptkbp:predecessor |
gptkb:LE-7_rocket_engine
|
| gptkbp:propulsion |
gptkb:water
|
| gptkbp:specificImpulseVacuum |
353 seconds
440 seconds |
| gptkbp:status |
in service
|
| gptkbp:successor |
gptkb:LE-9_rocket_engine
|
| gptkbp:thrustSeaLevel |
843 kN
|
| gptkbp:thrustVacuum |
1,098 kN
|
| gptkbp:usedBy |
gptkb:JAXA
|
| gptkbp:usedIn |
gptkb:H-IIA_launch_vehicle
gptkb:H-IIB_launch_vehicle |
| gptkbp:weight |
1,700 kg
|
| gptkbp:bfsParent |
gptkb:LE-7_rocket_engine
gptkb:LE-9_rocket_engine |
| gptkbp:bfsLayer |
7
|