Dimensions:
Wing span: 103 ft. 9 in (31.6 m)
Length: 74 ft. 9 in (22.8 m)
Height: 19 ft. 1 in (5.8 m)
Wing Area: 1,420 sq ft (132 sq m)

Weights:
Empty: 32,720 lb (14,855 kg)
Normal Loaded: 49,500 lb (22,475 kg)
Maximum Overloaded: 60,000 lb (27,240 kg)

Performance:
Maximum Speed: 295 m.p.h. (472 km/h) at 25,000 ft (7,625 m)
Service Ceiling: 35,000 ft (10,670 m)
Normal Range: (normal fuel & max bombs), 1,100 miles (1,760 km) @ 220 mph (352 km/h) @ 25,000 ft (7,625 m)

Powerplant:
Four 1,200 hp Wright R-1820-97 nine cylinder air-cooled single row radial engines. General Electric Type B-22 exhaust driven turbo-superchargers, installed under engine nacelles.

Armament:
Thirteen 50-cal. machine-guns. Normal bomb load 6,000 lbs (2,724 kg). Largest bomb type carried is 2,000 lb (908 kg).