http://en.wikipedia.org/wiki/Handley_Page_HampdenRole Medium bomber
Manufacturer Handley Page
Designer Gustav Lachmann
First flight 21 June 1936
Introduction 1938
Retired 1945
Primary users Royal Air Force
Royal Canadian Air Force
Soviet Naval Aviation
Royal Australian Air Force
Produced 1936-1941
Number built 1,430
General characteristics
Crew: 4
Length: 53 ft 7 in (16.33 m)
Wingspan: 69 ft 2 in (21.08 m)
Height: 14 ft 4 in (4.37 m)
Wing area: 688 ft² (63.9 m²)
Empty weight: 11,780 lb (5,344 kg)
Loaded weight: 18,756 lb (8,508 kg)
Powerplant: 2 × Bristol Pegasus XVIII 9-cylinder radial engine, 980 hp (730 kW) each
Performance
Maximum speed: 265 mph (410 km/h) at 15,500 ft (4,724 m)
Range: 1,095 mi (1,762 km)
Service ceiling: 19,000 ft (5,790 m)
Rate of climb: 980 ft/min (300 m/min)
Wing loading: 27.3 lb/ft² (133 kg/m²)
Power/mass: 0.104 hp/lb (0.172 kW/kg)
Armament
Guns: 4-6 × .303 in (7.7 mm) Vickers K machine guns: one flexible and one fixed in the nose, one or two each in dorsal and ventral positions
Bombs: 4,000 lb (1,814 kg) bombs or 1 × 18 in (457 mm) torpedo or mines