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Dewoitine D.520

Chasseur Dewoitine D.520

fighterSNCAM · 1940–1953

OVERVIEW

France's most modern frontline fighter of 1940, later flown by multiple wartime French factions.

HISTORIAN'S COMMENTARY

Before the Storm

Introduced between 1940 and 1953, Dewoitine D.520 reflected France priorities in air war and was produced by SNCAM.

In the Field

At roughly 535 km/h with a range near 1250 km and a ceiling around 11,000 meters, its combat envelope was shaped by engine performance, weather, and pilot stamina. Wartime industry turned out around 905 airframes.

Historian's Note

In combat it lived and died by pilot skill, climb timing, and who saw whom first. Its reputation rests on dependable service across long campaigns, often without headline glamour.

SPECIFICATIONS

Crew1
Wingspan10.2 m
Max Speed535 km/h
Range1250 km
Service Ceiling11,000 m
Armament1x 20mm Hispano-Suiza HS.404 cannon, 4x 7.5mm MAC 1934 machine guns
EngineHispano-Suiza 12Y-45
Production905 built

DEVELOPMENT

This system was developed and fielded during World War II to meet branch-level operational requirements. Dewoitine D.520 entered service from 1940 to 1953 and was produced by SNCAM. Doctrine prioritized air superiority, interception, and rapid tactical response.

COMBAT HISTORY

It saw wartime operational use, with employment varying by theater, doctrine, and logistics. Combat profile: top speed around 535 km/h, combat range near 1250 km, service ceiling of 11,000 m, and total production of about 905.

NOTABLE USES

  • [01]Battle of France 1940 - Dewoitine D.520 performance in this setting depended on pilot quality, sortie tempo, and maintenance turnaround.
  • [02]Vichy and Free French service - Air combat here highlighted the gap between published performance and mission reality under weather and fuel constraints.

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