Boeing Model 853 Quiet Bird

The Boeing Model 853 Quiet Bird was a US Army scout plane study developed by Boeing in the early 1960s.[1]

Quiet Bird
Role US Army observation study
Manufacturer Boeing
Number built 1/2 scale mockup produced

Design and development

Development of the Model 853 began in 1962 at Boeing Wichita, only a 1/2 scale prototype was produced which never flew, but tests showed that it had a very low radar cross-section (stealth aircraft).[1]

Specifications

Data from Boeing[1]

General characteristics

  • Crew: 1
  • Length: 33 ft 0 in (10.06 m)
  • Wingspan: 33 ft 7.8 in (10.26 m)
  • Height: 7.7 ft (2.3 m)
  • Wing area: 179.5 sq ft (16.67 m2)
  • Airfoil: 65A415
  • Empty weight: 6,000 lb (2,721 kg)
  • Gross weight: 8,150 lb (3,696 kg)
  • Powerplant: 1 × General Electric CF700 , 4,200 lbf (19 kN) thrust

Performance

  • Stall speed: 80 kn (92 mph, 150 km/h)
  • Range: 1,160 nmi (1,330 mi, 2,150 km)
  • Service ceiling: 47,000 ft (14,000 m)
  • Rate of climb: 3,050 ft/min (15.5 m/s)
  • Wing loading: 45.4 lb/sq ft (221 kg/m2)
  • Thrust/weight: 0.52

See also

Related development

Aircraft of comparable role, configuration, and era

References
  1. "Boeing Model 853 Quiet Bird". Boeing. Retrieved 27 September 2015.
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