Martin XNBL-2

The Martin XNBL-2 was a 1920s biplane night light bomber proposal by the Glenn Martin Company for the United States Army Air Service. Two prototypes were ordered in 1922, but cancelled before construction began, due to lack of funding.[1]

Martin XNBL-2
Role Biplane night bomber
National origin United States
Manufacturer Glenn Martin Company
Primary user United States Army Air Service
Number built 0

Specifications

Data from Wagner, 2004[1]

General characteristics

  • Crew: four
  • Length: 53 ft (16 m)
  • Wingspan: 98 ft 2 in (29.92 m)
  • Wing area: 3,000 sq ft (280 m2)
  • Empty weight: 14,704 lb (6,670 kg)
  • Gross weight: 26,190 lb (11,880 kg)
  • Powerplant: 2 × Engineering Division W-1 engines, 700 hp (520 kW) each

Performance

  • Maximum speed: 95 mph (153 km/h, 83 kn)
  • Service ceiling: 9,000 ft (2,700 m)

Armament

  • Guns: 5x 0.3 in (7.62 mm) machine-guns
  • Bombs: 1,907 lb (865.0 kg)

References
  1. Wagner, Ray. American Combat Planes of the 20th Century: A Comprehensive Reference. Reno, Nevada: Jack Bacon & Co, 2004. ISBN 0-930083-17-2.
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