Walter HWK 109-509

E79351

The Walter HWK 109-509 was a German World War II-era liquid-fueled rocket engine used to power high-speed interceptor aircraft.


Statements (43)
Predicate Object
instanceOf liquid-fueled rocket engine
rocket propulsion system
application aircraft propulsion
category German experimental engine
aircraft rocket engine
combustionType monopropellant decomposition plus bipropellant combustion (in some variants)
control throttleable in some subvariants
countryOfOrigin Germany
designGoal rapid climb to high altitude
very high speed interception
developedFor Luftwaffe
era 1940s
family Walter rocket engines
fuel C-Stoff
fuelSystem separate tanks for T-Stoff and C-Stoff
historicalSignificance enabled the first operational rocket-powered fighter
one of the first operational liquid-fueled rocket engines for aircraft
introducedAs standard engine for Me 163 production aircraft
manufacturer Hellmuth Walter Kommanditgesellschaft
Walterwerke
notableFeature dangerous and corrosive propellants requiring special handling
short operating duration suitable for point-defense interceptors
used highly concentrated hydrogen peroxide as oxidizer
operatingEnvironment high-altitude flight
oxidizer T-Stoff
powerCycle pressure-fed
propellantType bipropellant
liquid fuel
propulsionMedium reaction thrust
role powerplant for high-speed interceptor aircraft
safetyIssue high toxicity of propellants
risk of explosion and fire
status out of service
thrustClass approximately 1,500 kgf
approximately 14.7 kN
usedAs main engine for Me 163B
usedBy Nazi Germany
usedDuringConflict World War II
usedInAircraft Bachem Ba 349 Natter
Heinkel He 162 variants (projected)
Heinkel He 176
Messerschmitt Me 163 Komet
variantOf Walter HWK 109 series

Referenced by (4)
Subject (surface form when different) Predicate
Messerschmitt Me 163
engineModel
T-Stoff ("Walter HWK rocket engines")
notableUseInMissile
Komet ("Walter HWK 109-509 rocket engine")
powerplant
Walter HWK 109-509 ("Walter HWK 109 series")
variantOf

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