Engineering:Focke-Wulf S 2

S 2
Role	Trainer
Manufacturer	Focke-Wulf
First flight	1928
Number built	1

The Focke-Wulf S 2 was a trainer aircraft built in Germany in the late 1920s. It was a conventional parasol-wing monoplane with fixed tailskid undercarriage. The pilot and instructor sat side by side in an open cockpit. Only a single example was built.

Specifications (S 2)

Focke-Wulf S 2 3-view drawing from Le Document aéronautique July,1928

Data from Jane's all the World's Aircraft 1928

General characteristics

• Crew: 2
• Length: 8.1 m (26 ft 7 in)
• Wingspan: 12 m (39 ft 4 in)
• Height: 2.8 m (9 ft 2 in)
• Wing area: 22 m² (240 sq ft)
• Empty weight: 570 kg (1,257 lb)
• Gross weight: 820 kg (1,808 lb)
• Powerplant: 1 × Siemens-Halske Sh.11 7-cylinder air-cooled radial piston engine, 60 kW (80 hp)
• Propellers: 2-bladed fixed pitch propeller

Performance

• Maximum speed: 135 km/h (84 mph, 73 kn)
  
• Landing speed: 55 km/h (34 mph; 30 kn)
• Service ceiling: 3,500 m (11,500 ft)
• Time to altitude: 1,000 m (3,300 ft) in 9 minutes
• Wing loading: 37.2 kg/m² (7.6 lb/sq ft)
• Power/mass: 0.074 kW/kg (0.045 hp/lb)

Further reading

• Taylor, Michael J. H. (1989). Jane's Encyclopedia of Aviation. London: Studio Editions. 

External links

• German aircraft between 1919 and 1945