Pratt & Whitney R-2800 Double Wasp

E191428
aircraft engine piston engine radial engine

The Pratt & Whitney R-2800 Double Wasp is a powerful American 18-cylinder air-cooled radial aircraft engine widely used in World War II fighters and bombers.

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All labels observed (4)

Label Occurrences
Pratt & Whitney R-2800 Double Wasp canonical 10
Pratt & Whitney R-2800 Double Wasp radial engine 2
Pratt & Whitney R‑2800 Double Wasp 2

Statements (47)

Predicate Object
instanceOf aircraft engine ⓘ
piston engine ⓘ
radial engine ⓘ
application bomber aircraft ⓘ
fighter aircraft ⓘ
transport aircraft ⓘ
bore 5.75 in ⓘ
configuration 18-cylinder radial ⓘ
coolingSystem air-cooled ⓘ
countryOfOrigin United States of America ⓘ
surface form: United States
cylinderRows 2 ⓘ
cylindersPerRow 9 ⓘ
displacement 2800 cubic inches ⓘ
45.9 liters ⓘ
enteredService 1940s ⓘ
era World War II ⓘ
family Pratt & Whitney Wasp series ⓘ
firstRun 1937 ⓘ
fuelSystem carbureted ⓘ
fuel injected ⓘ
fuelType aviation gasoline ⓘ
ignitionSystem dual ignition ⓘ
manufacturer Pratt & Whitney ⓘ
nickname Double Wasp ⓘ
notableFeature high power-to-weight ratio ⓘ
reliability ⓘ
widespread use in US Navy and USAAF aircraft ⓘ
powerOutput approximately 2000 horsepower ⓘ
up to about 2500 horsepower in later versions ⓘ
productionPeriod late 1930s to early 1950s ⓘ
stroke 6.0 in ⓘ
successor Pratt & Whitney R-4360 Wasp Major ⓘ
supercharger single-stage ⓘ
two-stage ⓘ
usedInAircraft Bristol Beaufighter ⓘ
surface form: Bristol Beaufighter (some variants)

Convair 240 ⓘ
surface form: Convair CV-240

Douglas A-26 Invader ⓘ
Douglas C-54 Skymaster ⓘ
Douglas DC-6 ⓘ
Grumman F6F Hellcat ⓘ
Martin B-26 Marauder ⓘ
Northrop P-61 Black Widow ⓘ
Republic P-47 Thunderbolt ⓘ
Vought F4U Corsair ⓘ
usedInConflict Korean War ⓘ
World War II ⓘ
valvetrain two valves per cylinder ⓘ

Referenced by (15)

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

Republic P-47 Thunderbolt → engineType → Pratt & Whitney R-2800 Double Wasp ⓘ
Douglas A-26 Invader → engineType → Pratt & Whitney R-2800 Double Wasp ⓘ
Grumman F6F Hellcat → engineType → Pratt & Whitney R-2800 Double Wasp ⓘ
Curtiss C-46 Commando → engineType → Pratt & Whitney R-2800 Double Wasp ⓘ
Vought F4U Corsair → engineType → Pratt & Whitney R-2800 Double Wasp ⓘ
Pratt & Whitney Hornet → successor → Pratt & Whitney R-2800 Double Wasp ⓘ
this entity surface form: Pratt & Whitney Double Wasp
Pratt & Whitney R-1830 Twin Wasp radial engine → successor → Pratt & Whitney R-2800 Double Wasp ⓘ
subject surface form: Pratt & Whitney R-1830 Twin Wasp
Martin B-26 Marauder → engineType → Pratt & Whitney R-2800 Double Wasp ⓘ
Jug → engineType → Pratt & Whitney R-2800 Double Wasp ⓘ
subject surface form: Republic P-47 Thunderbolt
this entity surface form: Pratt & Whitney R-2800 Double Wasp radial engine
Convair 240 → engineModel → Pratt & Whitney R-2800 Double Wasp ⓘ
Convair 440 → engineModel → Pratt & Whitney R-2800 Double Wasp ⓘ
this entity surface form: Pratt & Whitney R‑2800 Double Wasp
T-29 → engineType → Pratt & Whitney R-2800 Double Wasp ⓘ
Douglas DC-6 → powerplant → Pratt & Whitney R-2800 Double Wasp ⓘ
F6F-5N night fighter → powerplant → Pratt & Whitney R-2800 Double Wasp ⓘ
this entity surface form: Pratt & Whitney R-2800 Double Wasp radial engine
Pratt & Whitney Wasp radial engine → inspiredDevelopmentOf → Pratt & Whitney R-2800 Double Wasp ⓘ
subject surface form: Pratt & Whitney Wasp
this entity surface form: Pratt & Whitney R‑2800 Double Wasp