Space Shuttle main engines

URI: https://gptkb.org/entity/Space_Shuttle_main_engines
GPTKB entity
Statements (35)
Predicate Object
gptkbp:instanceOf piston engine
gptkbp:alsoKnownAs gptkb:SSME
gptkbp:combustionChambers 207 bar
gptkbp:countryOfOrigin gptkb:United_States
gptkbp:cycle staged combustion
gptkbp:diameter 2.39 m
gptkbp:engineDesignation gptkb:RS-25
gptkbp:engineType liquid-fueled
gptkbp:firstFlight gptkb:STS-1
April 12, 1981
gptkbp:gimbalRange 10.5 degrees
https://www.w3.org/2000/01/rdf-schema#label Space Shuttle main engines
gptkbp:lastFlight gptkb:STS-135
July 8, 2011
gptkbp:length 4.24 m
gptkbp:mainContractor gptkb:NASA
gptkbp:manufacturer gptkb:Rocketdyne
gptkbp:numberPerShuttle 3
gptkbp:oxidizer 6:1
gptkbp:propulsion liquid oxygen
liquid hydrogen
gptkbp:reusable true
gptkbp:specificImpulseVacuum 452 seconds
363 seconds
gptkbp:status retired
gptkbp:successor gptkb:RS-25
gptkbp:thrustSeaLevel 1,859 kN
gptkbp:thrustVacuum 2,279 kN
gptkbp:usedFor orbital insertion
main propulsion during ascent
gptkbp:usedIn gptkb:Space_Launch_System
gptkbp:usedOn gptkb:satellite
gptkbp:weight 3,177 kg
gptkbp:bfsParent gptkb:White_Sands_Test_Facility
gptkbp:bfsLayer 7