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Measured figures
C-47B-DK · Length
Single source63 ft 9 in (19.43 m)[source]
Configuration
| Specification | Douglas C-47 Skytrain | G1 Aviation G1 |
|---|---|---|
| Type | Military transport aircraft[source] | Ultralight aircraft[source] |
| National origin | United States[source] | France[source] |
| Manufacturer | Douglas Aircraft Company[source] | G1 Aviation[source] |
| Status | In service[source] | In production |
C-47B-DK · Height
Single source17 ft 0 in (5.18 m)[source]
Empty; C-47B-DK · Empty weight
Single sourceGross; C-47B-DK · Gross weight
Single sourceMaximum take-off; C-47B-DK · Max takeoff weight
Single source18,135 lb (8,226 kg)[source]
26,000 lb (11,793 kg)[source]
31,000 lb (14,061 kg)[source]
Empty; G1 SPYL · Empty weight
Single sourceGross; G1 SPYL · Gross weight
Single sourceCruise; C-47B-DK · Cruise speed
Single sourceMaximum; C-47B-DK · at 10,000 ft (3,000 m)
Single source224 mph (360 km/h, 195 kn) at 10,000 ft (3,000 m)[source]
160 mph (260 km/h, 140 kn)[source]
Cruise; G1 SPYL · Cruise speed
Single sourceMaximum; G1 SPYL · Maximum speed
Single sourceC-47B-DK · 2 × Pratt & Whitney R-1830-90C Twin Wasp 14-cylinder air-cooled radial piston engines takeoff rating
Single sourceC-47B-DK · normal rating at 14,500 ft (4,400 m)
Single source2 × Pratt & Whitney R-1830-90C Twin Wasp 14-cylinder air-cooled radial piston engines 1,200 hp (890 kW) takeoff rating 1,000 hp (750 kW) normal rating at 14,500 ft (4,400 m)[source]
G1 SPYL · 1 × Rotax 912ULS four cylinder, liquid and air-cooled, four stroke aircraft engine
Single source1 × Rotax 912ULS four cylinder, liquid and air-cooled, four stroke aircraft engine , 75 kW (101 hp)[source]
C-47B-DK · Service ceiling
Single source26,400 ft (8,000 m)[source]
G1 SPYL · 980 ft/min
Single source5 m/s (980 ft/min)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Primary users | United States Army Air Forces Royal Air Force United States Navy Royal Canadian Air Force See operators[source] | — |
|---|
| Number built | 10,174[source] | — |
|---|
| First flight | 23 December 1941 ( 1941-12-23 )[source] | — |
|---|
| Developed from | Douglas DC-3[source] | Alisport Yuma[source] |
|---|
| Variants | Douglas XCG-17 Douglas AC-47 Spooky Douglas R4D-8[source] | — |
|---|
| Capacity | 28 troops or 6,000 lb (2,700 kg) of cargo[source] | one passenger[source] |
|---|
| Airfoil | root: NACA 2215 ; tip: NACA 2206[source] | — |
|---|
| Propellers | 3-bladed constant-speed propellers[source] | — |
|---|
| Time to altitude | 10,000 ft (3,000 m) in 9 minutes 30 seconds[source] | — |
|---|
| Wing loading | 26.3 lb/sq ft (128 kg/m 2 )[source] | 33.11 kg/m 2 (6.78 lb/sq ft)[source] |
|---|
| Power/mass | 0.0926 hp/lb (0.1522 kW/kg)[source] | — |
|---|
| Fuel capacity | — | 76 litres (17 imp gal; 20 US gal)[source] |
|---|
| Stall speed | — | 50 km/h (31 mph, 27 kn)[source] |
|---|
| Role | — | French STOL ultralight aircraft ,[source] |
|---|
| Source measurement | — | All G1 models have a fuselage made from welded steel tubing, with the wing made from aluminum , all covered in doped aircraft fabric . The Gelinotte variant has a 9.9 m (32.5 ft) span wing with an area of 14.80 m 2 (159.3 sq ft) and features leading edge slots . The SPYL model uses vortex generators in place of the slots, has the same wing span, but a slightly smaller wing area of 14.27 m 2 (153.6 sq ft). All models are equipped with flaps and have optional folding wings for ground transport and storage. Standard engines available are the 60 kW (80 hp) Rotax 912UL and the 75 kW (101 hp) Rotax 912ULS four-stroke powerplants. The company also offers a new exhaust system for the Rotax 912 that is quieter than the stock Rotax-supplied system.[source]G1 Aviation G1 · Design and development; only the objects and conditions stated in this passage Wheel-equipped version introduced at the Aero show held in Friedrichshafen in 2010 and named for the two designers of the aircraft model, Serge Present and Yvan Lhermitte. The SPYL replaces the Gelinotte's wing, which is equipped with leading edge slots, with a new wing equipped with vortex generators instead. The new wing makes this model 20 kg (44 lb) lighter and 15%-20% faster than the Gelinotte. SPYL wings can be retrofitted to the Gelinotte.[source]G1 Aviation G1 · Variants; only the objects and conditions stated in this passage Agricultural aircraft version with the same wing as the SPYL, employing vortex generators in place of leading edge slots. It can be equipped with an external chemical tank of up to 150 L (40 US gal) and spraying equipment. It is only sold ready-to-fly with the 100 hp (75 kW) Rotax 912ULS engine.[source]G1 Aviation G1 · Variants; only the objects and conditions stated in this passage Wingspan: 9.9 m (32 ft 6 in)[source]G1 Aviation G1 · Specifications (G1 SPYL); only the objects and conditions stated in this passage Wing area: 14.27 m 2 (153.6 sq ft)[source]G1 Aviation G1 · Specifications (G1 SPYL); only the objects and conditions stated in this passage Empty weight: 274 kg (604 lb)[source]G1 Aviation G1 · Specifications (G1 SPYL); only the objects and conditions stated in this passage Gross weight: 472.5 kg (1,042 lb)[source]G1 Aviation G1 · Specifications (G1 SPYL); only the objects and conditions stated in this passage Fuel capacity: 76 litres (17 imp gal; 20 US gal)[source]G1 Aviation G1 · Specifications (G1 SPYL); only the objects and conditions stated in this passage Powerplant: 1 × Rotax 912ULS four cylinder, liquid and air-cooled, four stroke aircraft engine , 75 kW (101 hp)[source]G1 Aviation G1 · Specifications (G1 SPYL); only the objects and conditions stated in this passage Maximum speed: 200 km/h (120 mph, 110 kn)[source]G1 Aviation G1 · Specifications (G1 SPYL); only the objects and conditions stated in this passage Cruise speed: 182 km/h (113 mph, 98 kn)[source]G1 Aviation G1 · Specifications (G1 SPYL); only the objects and conditions stated in this passage Stall speed: 50 km/h (31 mph, 27 kn)[source]G1 Aviation G1 · Specifications (G1 SPYL); only the objects and conditions stated in this passage Rate of climb: 5 m/s (980 ft/min)[source]G1 Aviation G1 · Specifications (G1 SPYL); only the objects and conditions stated in this passage |
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| Reported operators |
| — |
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