Keystone

Keystone B-3

Reconnaissance bomber

  • First flight1929
  • StatusRetired
  • Number built36
Technical data

Specifications

01

Crew & dimensions

Crew
5
Length
14.9 m (48 ft 10 in)
Wingspan
22.8 m (74 ft 8 in)
Height
4.8 m (15 ft 9 in)
02

Performance

Maximum speed
183 km/h (114 mph, 98 kn)
Range
1,400 km (860 mi, 760 nmi)
Service ceiling
3,870 m (12,700 ft)
03

Powerplant

Powerplant
2 × Pratt & Whitney R-1690-3 radial engines (525 hp / 392 kW / shp / lbf / kN)
04

Armament

Armament
Guns: 3 ×.30 in (7.62 mm) machine guns; Bombs: 2,500 lb (1,100 kg); 4,000 lb (1,800 kg) on short runs

Engines 1

R-1690 R-1690 Piston engines Pratt & Whitney R-1690 Hornet Larger nine-cylinder radial built next to the Wasp. Pratt & Whitney · United States→