Yb-35 Yb-49

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johnbr

2nd Lieutenant
5,591
5,150
Jun 23, 2006
London Ontario Canada
yb-49 wing.jpg
B-49.jpg
 

Attachments

  • YB-35B_CS_-_14_October_1949.pdf
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  • YB-35B_Flying_Wing_SAC_-_14_October_1949(1).pdf
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  • YB-35B_Flying_Wing_SAC_-_14_October_1949.pdf
    9.2 MB · Views: 379
General Characteristics
  • Crew: 9: pilot, copilot, bombardier, navigator, engineer, radio operator, three gunners
  • Length: 53 ft 1 in (16.2 m)
  • Wingspan: 172 ft (52.2 m)
  • Height: 20 ft 3 in (6.2 m)
  • Wing area: 4,000 ft² (371.6 m²)
  • Aspect ratio: 7.4
  • Fuselage diameter: 9 ft 6 in (2.9 m)
  • Empty weight: 89,300 lb (40,590 kg)
  • Loaded weight: 180,000 lb (81,647 kg)
  • Max. takeoff weight: 209,000 lb (94,802 kg)
  • Powerplant: 2 × Pratt & Whitney R-4360-17 and 2× R-4360-21 radial engines, 3,000 hp (2,237 kW) each
Performance
Northrop-YB35-Diagram.jpg
Maximum speed: 393 mph (632 km/h)
  • Range: 8,150 mi (13,100 km)
  • Service ceiling: 39,700 ft (12,100 m)
  • Rate of climb: 625 ft/min (3.2 m/s)
  • Wing loading: 45 lb/ft² (220 kg/m²)
  • Power/mass: 0.07 hp/lb (0.11 kW/kg)
ArmamentGuns: 20 × .50 in (12.7 mm) M3 Browning machine guns
  • Bombs: 51,070 lb (23,210 kg)
 
If you would like a good read on this subject, I found this to be a very comprehensive and insightful read. It is also a good history of the American aviation business and its pioneers.
Jack Northrop and the Flying Wing, The Real Story Behind The Stealth Bomber by Ted Coleman with Robert Wenkam.
Thanks for your post Johnbr.
Jager
 

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