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The Boeing Model 247 was an early United States airliner, considered the first such aircraft to fully incorporate advances such as all-metal (anodized aluminium) semimonocoque construction, a fully cantilevered wing and retractable landing gear. Other advanced features included control surface trim tabs, an autopilot, and de-icing boots for the wings and tailplane.
Specifications
General Characteristics
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- Wingspan 48.9ft (14.9m)
- Length 38.4ft (11.7m)
- Height 13.9ft (4.2m)
- Empty Weight 6,718lbs (3,047kg)
- Loaded Weight 12,230lbs (5,547kg)
Performance
- Horse Power/Weight Ratio 0.327
- Wing Loading 20.3lbs/ft2 (99.0kg/m2)
- Wing Area 603.1ft2 (56.0m2)
- Drag Points 3594
Parts
- Number of Parts 109
- Control Surfaces 5
- Performance Cost 389
