Statements (21)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
rocket engine family
|
| gptkbp:countryOfOrigin |
gptkb:United_States
|
| gptkbp:engineCycle |
RL10B-2: expander cycle
RS-68: gas-generator |
| gptkbp:firstFlight |
2002
|
| https://www.w3.org/2000/01/rdf-schema#label |
Delta IV rocket engines
|
| gptkbp:manufacturer |
gptkb:Aerojet_Rocketdyne
|
| gptkbp:numberOfStages |
gptkb:RL10B-2
|
| gptkbp:primaryEngine |
gptkb:RS-68
|
| gptkbp:propulsion |
liquid oxygen
liquid hydrogen |
| gptkbp:status |
retiring
|
| gptkbp:thrust |
RL10B-2: 110 kN (vacuum)
RS-68: 2,950 kN (sea level) |
| gptkbp:usedBy |
gptkb:Boeing
gptkb:United_Launch_Alliance |
| gptkbp:usedOn |
gptkb:Delta_IV_rocket
gptkb:Delta_IV_Heavy gptkb:Delta_IV_Medium |
| gptkbp:bfsParent |
gptkb:Aerojet_Rocketdyne_Holdings
|
| gptkbp:bfsLayer |
7
|