Specifications (XB-28A)
Data from
General characteristics
- Crew: five
- Length: 56 ft 4 in (17.16 m)
- Wingspan: 72 ft 6 in (22.13 m)
- Height: 22 ft 0 in (6.71 m)
- Wing area: 675.9 ft² (62.8 m²)
- Empty weight: 25,575 lb (11,600 kg)
- Loaded weight: 35,763 lb (16,222 kg)
- Max. takeoff weight: 39,135 lb (17,751 kg)
- Powerplant: 2 × Pratt & Whitney R-2800-27 turbosupercharged radial engines, 2,000 hp (1,500 kW) each
Performance
- Maximum speed: 372 mph (599 km/h) at 25,000 ft (7,600 m)
- Cruise speed: 255 mph (410 km/h)
- Range: 2,040 mi (3,280 km)
- Service ceiling: 34,800 ft (10,607 m)
- Rate of climb: 1,111 ft/min (6 m/s)
- Wing loading: 52.87 lb/ft² (258.14 kg/m²)
- Power/mass: 0.112 hp/lb (184 W/kg)
Armament
- Guns: 6 × .50 in (12.7 mm) machine guns in remote-sighted turrets
- Bombs: Normal 2,000 lb (907 kg), Maximum 4,000 lb (1,814 kg)
Read more about this topic: North American XB-28