Wittemann-Lewis NBL-1 Barling Bomber

The Wittemann-Lewis NBL-1 was an experimental long-range heavy bomber built for the United States Army Air Service in the early 1920s.

Although unsuccessful, it was an early attempt at creating a strategic bomber.

Only 1 was produced.

Specifications

Crew

Seven 

Length

65 ft 0 in (19.81 m)

Wingspan

120 ft 0 in (36.58 m)

Height

27 ft 0 in (8.23 m)

Wing area

4,017 sq ft (373.2 m2)

Empty weight

27,132 lb (12,307 kg)

Gross weight

42,569 lb (19,309 kg)

Powerplant

6 × Liberty L-12A , 420 hp (313 kW) each

Performance

Maximum speed

96 mph (155 km/h, 83 kn) at sea level

Cruise speed

61 mph (98 km/h, 53 kn)

Range

170 mi (274 km, 150 nmi) with full bomb load

(varied by bomb load carried)

Service ceiling

7,725 ft (2,355 m)

Armament

Guns

7 × .30 cal (7.62 mm) machine guns

Bombs

Up to 5,000 lb (2300 kg) bomb load.