Credit
Alan Wilson · CC BY-SA 2.0 · Resized · CC BY-SA 2.0 · Source ↗ · Modified
FORCETALLY
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At a glance
Measured figures
Jetstream 31 · 2 × Garrett TPE331-10UG turboprop engines, 940 shp ( ) each
Single source2 × Garrett TPE331-10UG turboprop engines, 940 shp (700 kW) each[source]
C-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]
Jetstream 31 · 2,080 ft/min (
Single source2,080 ft/min (10.6 m/s)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Configuration
| Specification | British Aerospace Jetstream | Douglas C-47 Skytrain |
|---|---|---|
| Type | Regional airliner[source] | Military transport aircraft[source] |
| National origin | United Kingdom[source] | United States[source] |
| Manufacturer | British Aerospace[source] | Douglas Aircraft Company[source] |
| Status | In service[source] | In service[source] |
| Primary users | Pascan Aviation AIS Airlines FlyPelican[source] | United States Army Air Forces Royal Air Force United States Navy Royal Canadian Air Force See operators[source] |
| Number built | 492[source] | 10,174[source] |
| Manufactured | 1980-1993[source] | — |
| Introduction date | 29 June 1982[source] | — |
| First flight | 28 March 1980[source] | 23 December 1941 ( 1941-12-23 )[source] |
| Developed from | Handley Page Jetstream[source] | Douglas DC-3[source] |
| Developed into | British Aerospace Jetstream 41[source] | — |
| Capacity | 19 passengers[source] | 28 troops or 6,000 lb (2,700 kg) of cargo[source] |
| Airfoil | root: NACA 63A418 ; tip: NACA 63A412[source] | root: NACA 2215 ; tip: NACA 2206[source] |
| Propellers | 4-bladed constant-speed propellers[source] | 3-bladed constant-speed propellers[source] |
| Stall speed | 86 kn (99 mph, 159 km/h)[source] | — |
| Wing loading | 56.6 lb/sq ft (276 kg/m 2 )[source] | 26.3 lb/sq ft (128 kg/m 2 )[source] |
| Power/mass | 0.123 hp/lb (0.202 kW/kg)[source] | 0.0926 hp/lb (0.1522 kW/kg)[source] |
| Variants | — | Douglas XCG-17 Douglas AC-47 Spooky Douglas R4D-8[source] |
| Time to altitude | — | 10,000 ft (3,000 m) in 9 minutes 30 seconds[source] |
| Reported operators | — |
|