F4F-3A

F4F-3A

Modification of
F4F-3, F4F-3A, Martlet III
Produced
65
Changes
R-1830-90 with a single-stage two-speed supercharger because two-stage superchargers were short; weaker at altitude. 95 built in all, the first 30 went to Britain as the Martlet III.
Crew
1
Engine
Pratt & Whitney R-1830-90 Twin Wasp
Engines
1
Max speed
502 km/h
Max speed altitude
4,877 m

Armament

WeaponCountPosition
Browning AN/M2 .504Wing

Service

≈ 1 Feb 1942 – Jun 1942