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The Heinkel He 59 was a twin-engined German biplane designed in 1930, resulting from a requirement for a torpedo bomber and reconnaissance aircraft able to operate on wheeled landing gear or twin-floats.

Role
Trainer, transport, air ambulance, torpedo bomber
Manufacturer
Heinkel
First flight
September 1931[1]
Introduction
1935
Retired
1944
Primary users
Luftwaffe
Finnish Air Force
Number built
142

General characteristics

Crew: 4
Length: 17.4 m (57 ft 1 in)
Wingspan: 23.7 m (77 ft 9 in)
Height: 7.1 m (23 ft 4 in)
Wing area: 153.2 m2 (1,649 sq ft)
Empty weight: 5,010 kg (11,045 lb)
Gross weight: 9,119 kg (20,104 lb)
Powerplant: 2 × BMW VI 6.0 zu[a] V-12 liquid-cooled piston engines, 492 kW (660 hp) each
Propellers: 4-bladed fixed-pitch propellers
Performance

Maximum speed: 221 km/h (137 mph, 119 kn)185
Range: 942 km (585 mi, 509 nmi)
Ferry range: 1,530 km (950 mi, 830 nmi) with auxiliary tanks
Service ceiling: 3,500 m (11,500 ft)
Time to altitude:
1,000 m (3,300 ft) in 4 minutes 42 seconds
2,000 m (6,600 ft) in 11 minutes 12 seconds
Armament

Guns: 3 × 7.92 mm (.312 in) MG 15 machine guns in nose, dorsal and ventral positions
Bombs:
2× 500 kg (1,100 lb)
4 × 250 kg (551 lb)
20× 50 kg (110 lb) bombs
1 × 800 kg (1,764 lb) torpedo