Grumman F2F / F3F

The Grumman F2F was a single-engine, biplane fighter aircraft with retractable undercarriage, serving as the standard fighter for the United States Navy between 1936 and 1940.

It was designed for both carrier and land-based operations.

Variants

XF2F-1

United States Navy designation for the Grumman Model G-8 prototype with a 625 hp (466 kW) XR-1534-44 Twin Wasp Junior radial engine, one built

F2F-1

Production variant with a 700 hp (522 kW) R-1535-72 Twin Wasp Junior radial engine, 55 built

Specifications

Grumman F2F

Crew

One

Length

21 ft 5 in (6.53 m)

Wingspan

28 ft 6 in (8.69 m)

Height

9 ft 1 in (2.77 m)

Wing area

230 sq ft (21.4 m2)

Empty weight

2,691 lb (1,221 kg)

Max take-off weight

3,847 lb (1,745 kg)

Powerplant

1 × Pratt & Whitney R-1535-72 Twin Wasp Junior radial engine, 700 hp (522 kW)

Performance

Maximum speed

231 mph (372 km/h, 201 kn)

Range

985 mi (1,585 km, 857 nmi)

Service ceiling

27,100 ft (8,260 m)

Rate of climb

2,050 ft/min (10.4 m/s)

Armament

Guns: 2× .30-in machine guns.

Grumman F3F

The Grumman F3F was a biplane fighter aircraft produced by the Grumman aircraft for the United States Navy during the mid-1930s.

Variants

G-11

Company designation for F3F-1 carrier-borne fighters.

XF3F-1

Three prototypes of the F3F powered by a single 700 hp (520 kW) Pratt & Whitney R-1535-84 Twin Wasp Junior

F3F-1

Initial production version for the US Navy.

G-19

Company designation for the F3F-2 and F3F-3.

XF3F-2

A single prototype, powered by a single 850 hp (630 kW) Wright XR-1820-22 Cyclone G

F3F-2

Second production model for the US Navy, powered by a single 950 hp (710 kW) Wright R-1820-22 Cyclone.

XF3F-3

A single prototype of the F3F-3 with curved windshield, a modified forward fuselage with a widened diameter and cowling with a single cowl flap on either side.

F3F-3

Final production variant for the US Navy.

Featured a redesigned forward fuselage forward of the aft cabane struts.

G-22 Gulfhawk II

A single hybrid F2F/F3F, powered by a 1,000 hp (750 kW) Wright R-1820 Cyclone, for display pilot Al Williams, sponsored by the Gulf Oil Company for demonstration flights and aerobatic displays.

G-32 Gulfhawk III / G-32A

A two-seat civilian variant of the F3F series, powered by a 1,000 hp (750 kW) Wright R-1820 Cyclone.

UC-103

Both G-32 aircraft were impressed into the USAAF in 1942.

Specifications

Crew

One pilot

Length

23 ft 2 in (7.06 m)

Wingspan

32 ft 0 in (9.75 m)

Height

9 ft 4 in (2.84 m)

Wing area

260 sq ft (24.15 m2)

Empty weight

3,285 lb (1,490 kg)

Max take-off weight

4,795 lb (2,175 kg)

Powerplant

1 × Wright R-1820-22 “Cyclone” 9-cylinder radial engine, 950 hp (710 kW)

Performance

Maximum speed

264 mph (425 km/h, 229 kn) at 15,250 ft (4,658 m)

Cruise speed

150 mph (240 km/h, 130 kn)

Range

980 mi (1,600 km, 850 nmi)

Service ceiling

33,200 ft (10,120 m)

Rate of climb

2,800 ft/min (14 m/s) at sea level

Armament

Guns

1× 0.30 in (7.62 mm) M1919 machine gun, 500 rounds (left)

1× 0.50 in (12.7 mm) M2 machine gun, 200 rounds (right)

Bombs

2× 116 lb (52.6 kg) Mk IV bombs, one under each wing.

 

 

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