SFAN 4
| SFAN 4 | |
|---|---|
| |
| Role | Training ultralight aircraft |
| National origin | France |
| Manufacturer | SFAN |
| First flight | 1936 |
The SFAN 4 was a French motor-glider built in the late 1930s.
Specifications[edit]
Data from [1]
General characteristics
- Crew: 2
- Length: 6.72 m (22 ft 1 in)
- Wingspan: 12.5 m (41 ft 0 in)
- Height: 1.27 m (4 ft 2 in)
- Wing area: 18.5 m2 (199 sq ft)
- Aspect ratio: 12
- Empty weight: 235 kg (518 lb)
- Max takeoff weight: 435 kg (959 lb)
- Powerplant: 1 × Mengin C 2-cylinder air-cooled horizontally-opposed piston engine, 26 kW (35 hp)
- Propellers: 2-bladed fixed-pitch pusher propeller
Performance
- Maximum speed: 140 km/h (87 mph, 76 kn)
- Rate of sink: 2 m/s (390 ft/min) power off
- Lift-to-drag: 11:1
- Wing loading: 24.1 kg/m2 (4.9 lb/sq ft)