F4F Wildcat, U.S. Carrier Fighter


Aerial photograph of early model F4F Wildcat carrier fighter

U.S. Navy


Grumman F4F-3 Wildcat


Specifications:


Crew

1

Dimensions

37’8” by 27’8” by 11’8”
11.48m by 8.43m by 3.56m

Wing area

260 square feet
24 square meters

Weight

4425-5876 lb
2007-2665 kg

Maximum speed      

331 mph (533 km/h) at 21,300 feet (6490 meters)
281 mph (452 km/h) at sea level

Diving speed

480 mph
772 km/h

Landing speed

76 mph
122 km/h

Rate of climb      

41 feet per second
12.5 meters per second

Ceiling

37,000 feet
11,300 meters

Power plant

1 1200hp R-1830-76 Cyclone 9-cyl radial engine (1000 hp at 19,000 feet.)

Range

860 miles (1380km) at 161 mph (259 km/h)
Maximum range 1690 miles (2720km)

Armament

4 0.50 machine guns in outer wings

External Stores

2 100lb (45kg) bombs or one 87-gallon (329 liter) drop tank.

Fuel

144 gallons (545 liters)
231 gallons (874 liters) with drop tanks

Cost

~$30,000
Production

At Grumman Aircraft Engineering Corporation, Bethpage, NY:

   

F4F-3: 285


F4F-3A: 65 from March to May 1941


F4F-4: 1169 plus 220 for the British from Nov 1941 to May 1943

At Eastern Aircraft Division, General Motors:


FM-1: 839 plus 311 for the British from Sept 1942 to Dec 1943 


FM-2: 3720 from Sep 1943 to May 1945

Variants

The F4F-4 and FM-1 had R-1830-86 engines.

The F4F-4 also introduced manually folded wings, two more wing guns, and standard wing racks for two 250lb bombs, although the –3 was sometimes field modified to take two 100lb bombs, as at Wake Island.

The F4F-7 Wildcat Scout was an unarmed reconnaissance version with a whopping 685 gallon fuel capacity and a range of 3700 miles at 130 miles per hour.

The FM-1 went back to four guns but with more rounds per gun.

The FM-2 used a 1350hp R-1820-56 engine.


The Grumman Wildcat was the principal American carrier fighter from the time war broke out until it was replaced with the Hellcat in mid-1943. It was a better match for the Japanese Zero than was appreciated in early 1942. Though the Zero had superior low-speed maneuverability, was slightly faster, and had a better climb rate, the Wildcat was much more rugged, could dive faster, and carried a more effective armament, which allowed it to make effective use of hit-and-run tactics. It was also equipped with reliable radios, which allowed its pilots to use cooperative tactics that the Zeros, which often did not carry radios, could not. It had good visibility from the cockpit, including a pair of windows in the lower fuselage giving downwards vision. The early successes of the Zero against the Wildcat owe as much to the superior training and experience of the Japanese Navy pilots as to the qualities of the Zero itself.

Wildcat pilots quickly learned that attempting to dogfight a Zero was tantamount to suicide, and that Zeros with an altitude advantage had almost complete control over the battle. This meant that the Wildcats had to gain the altitude advantage and use diving attacks to defeat the Zero. Allied radar proved crucial to giving defending Wildcats enough warning to climb to altitude.

The F4F-3 was armed with four machine guns, while the F4F-4 increased the armament to six machine guns. This required a reduction in the number of rounds per gun, which reduced firing time significantly and was unpopular with the pilots. Some pilots used the gun selection switch to fire only four guns, saving the remaining two guns and their ammunition as a kind of reserve.

The F4F-7 was a long-range unarmed reconnaissance aircraft which was to be deployed one to a carrier. It had an enormous fuel tank that could be rapidly dumped if necessary. A large camera was fitted behind the pilot's seat. Frank (1990) claims that Enterprise and Saratoga had their F4F-7s at the Battle of the Eastern Solomons, but the F4F-7 was not a success, and most of the few produced operated from shore facilities.

Production of the Wildcat continued throughout the war. Although by mid-1944 it had been replaced on American fleet and light carriers by the Hellcat, it continued to serve on escort carriers, whose flight decks were inadequate for the higher takeoff speed of the newer model fighter. Production was shifted from Grumman to General Motors' Eastern Aircraft Division, whose FM models were armed with four guns with a larger ammunition loadout.

The Wildcat was known as the Martlet by the British Fleet Air Arm, which received 1082 of the aircraft as Lend-Lease.

References

Bergerud (2000)

Frank (1990)

Gunston (1986)

Parrish (1978)

Sakai et al. (1957)

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