The Hawker F.20/27 was a British fighter design built to an Air Ministry specification for an interceptor in the late 1920s.
It was a single-seat biplane powered by a radial engine; the very similar but V-12 engined Hawker Fury development proved superior and only one F.20/27 was built.
Specifications
Crew
1
Length
23 ft 6+1⁄2 in (7.176 m)
Wingspan
30 ft 0 in (9.14 m)
Height
9 ft 5 in (2.87 m)
Wing area
228 sq ft (21.2 m2)
Empty weight
2,155 lb (977 kg)
Gross weight
3,150 lb (1,429 kg)
Fuel capacity
55 imp gal (66 US gal; 250 L)
Powerplant
1 × Bristol Mercury VI 9-cylinder single-row radial engine, 520 hp (390 kW)
Performance
Maximum speed
202 mph (325 km/h, 176 kn) at 10,000 ft (3,000 m)
Endurance
3 hr 10 min
Service ceiling
24,800 ft (7,600 m)
Time to altitude
5 min 5 s to 10,000 ft (3,000 m)
Armament
Guns
2 × 0.303 in (7.7 mm) fixed forward firing Vickers machine guns on forward fuselage.