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#1078

Dewoitine D.520

first flew 1938· fighter aircraft

Dewoitine D.520, photo 1 of 9
1/9 Anidaat· CC BY-SA 4.0

what is it?

The Dewoitine D.520 is a French fighter aircraft that entered service in early 1940, shortly after the beginning of the Second World War. The D.520 was designed in response to a 1936 requirement from the French Air Force for a fast, modern fighter with a good climbing speed and an armament centred on a 20 mm cannon. At the time the most powerful V-12 liquid-cooled engine available in France was the Hispano-Suiza 12Y, which was less powerful, but lighter than contemporary engines such as the Rolls-Royce Merlin and Daimler-Benz DB 601.

How to recognise it: 1 piston engine with propeller · 10.2 m wingspan

base stats

  • speed 560 km/htop speed
  • range 1,250 kmwithout refuelling
  • size 2,785 kgmax take-off weight
  • built 900made in total

Bars compare against all aircraft: 3,500 km/h, 20,000 km, 850 seats; size and number built on a log scale up to 640 t (An-225) and 45,000 built (Cessna 172).

fun facts

  • First flew 88 years ago, in 1938.
  • Top speed is 4.3× a car on the Dutch motorway (130 km/h).
  • Wingspan of 10.2 m: about 2 cars parked nose to tail.
  • Range of 1,250 km: 7× Amsterdam to Brussels.
  • Can fly 1.1× higher than Mount Everest (8,849 m).

piston: A car-like piston engine turning a propeller: simple and cheap, the classic small plane.

spec sheet

first flight
1938-10-02
introduced
1940
retired
1953
status
retired
number built
900
role
fighter aircraft
makers
SNCAM
engines
1× Hispano-Suiza 12Y-49
length
8.6 m
wingspan
10.2 m
height
2.6 m
max take-off weight
2,785 kg
top speed
560 km/h
range
1,250 km
ceiling
10,000 m

Specs are for the version in the Wikipedia article's specification section. Blank means the sources don't say.

Sources: Wikidata Q831251, Wikipedia: Dewoitine D.520 (CC BY-SA 4.0).Updated 2026-10-24.

stan runge ef9524a source