Rolls-Royce Pegasus turbofan

E98227

The Rolls-Royce Pegasus turbofan is a unique vectored-thrust jet engine that enables vertical and short takeoff and landing (V/STOL) capability in aircraft such as the Harrier family.

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All labels observed (4)

Statements (48)

Predicate Object
instanceOf turbofan engine
vectored-thrust jet engine
acquiredBy Rolls-Royce Limited
surface form: Rolls-Royce
alsoKnownAs Bristol Siddeley Pegasus
Rolls-Royce RB.168
application V/STOL fighter aircraft
bypassRatio low-bypass
category military aircraft engine
configuration two-spool turbofan
controlSystem hydro-mechanical control
countryOfOrigin United Kingdom
designedBy Bristol Siddeley
developedFrom Bristol Orpheus
developmentStarted 1950s
enablesCapability short takeoff and landing
vertical takeoff and landing
enteredService 1960s
firstRun 1959
fuelType aviation kerosene
hasFeature annular combustor
axial-flow compressor
front fan driven by low-pressure turbine
high-pressure and low-pressure turbines
mechanically linked nozzle actuation system
hasNozzles two cold (fan) nozzles
two hot (core) nozzles
manufacturer Rolls-Royce Limited
surface form: Rolls-Royce
notableConflictUse Falklands War
Gulf War
notableFor enabling operational V/STOL combat aircraft
notableVariant Pegasus 11
Pegasus 11
surface form: Pegasus 11-61
nozzleDeflectionRange approximately 0 to 98 degrees
operator Indian Navy
Italian Navy
Royal Air Force
Royal Navy
United States Marine Corps
primaryUse Hawker Siddeley Harrier
surface form: Harrier family of aircraft
role military turbofan engine
thrustClass around 20,000 to 24,000 lbf dry
thrustVectoring four swivelling exhaust nozzles
usedFor expeditionary air operations
shipborne operations
usedInAircraft AV-8B Harrier II
surface form: BAE Systems Harrier II

Sea Harrier fighter aircraft
surface form: British Aerospace Sea Harrier

Hawker Siddeley Harrier
AV-8B Harrier II
surface form: McDonnell Douglas AV-8B Harrier II

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

AV-8B Harrier II engine Rolls-Royce Pegasus turbofan
Sea Harrier fighter aircraft poweredBy Rolls-Royce Pegasus turbofan
subject surface form: Sea Harrier
this entity surface form: Rolls-Royce Pegasus turbofan engine
Hawker Siddeley Harrier powerplant Rolls-Royce Pegasus turbofan
this entity surface form: Rolls-Royce Pegasus turbofan engine
Harrier family powerplant Rolls-Royce Pegasus turbofan
this entity surface form: Pegasus turbofan engine
Bristol Siddeley Pegasus alsoKnownAs Rolls-Royce Pegasus turbofan
this entity surface form: Rolls-Royce Pegasus
Kestrel FGA.1 powerplant Rolls-Royce Pegasus turbofan
this entity surface form: Rolls-Royce Pegasus