Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
piston engine
|
| gptkbp:combustionChambers |
1
|
| gptkbp:countryOfOrigin |
gptkb:Japan
|
| gptkbp:cycle |
staged combustion
|
| gptkbp:developedBy |
gptkb:NASDA
|
| gptkbp:diameter |
2.5 m
|
| gptkbp:engineType |
liquid rocket engine
|
| gptkbp:firstFlight |
1994
|
| https://www.w3.org/2000/01/rdf-schema#label |
LE-7 rocket engine
|
| gptkbp:length |
3.7 m
|
| gptkbp:manufacturer |
gptkb:IHI_Corporation
|
| gptkbp:nozzleExpansionRatio |
40
|
| gptkbp:oxidizer |
5.9
|
| gptkbp:propulsion |
liquid oxygen
liquid hydrogen |
| gptkbp:specificImpulseVacuum |
353 seconds
440 seconds |
| gptkbp:status |
retired
|
| gptkbp:successor |
gptkb:LE-7A_rocket_engine
|
| gptkbp:thrustSeaLevel |
843 kN
|
| gptkbp:thrustVacuum |
1,078 kN
|
| gptkbp:usedFor |
first stage
|
| gptkbp:usedIn |
gptkb:H-IIA_rocket
gptkb:H-IIB_rocket gptkb:H-II_rocket |
| gptkbp:weight |
1,700 kg
|
| gptkbp:bfsParent |
gptkb:IHI_Aerospace
|
| gptkbp:bfsLayer |
6
|