Specifications (Mark I)
Data from Flight
General characteristics
- Crew: 6-12
- Capacity: 100 passengers
- Length: 177 ft (54.0 m)
- Wingspan: 230 ft (70 m)
- Height: 50 ft (15 m)
- Wing area: 5,317 ft² (494.0 m²)
- Airfoil: Root T.P.4 (mod) Tip T.P.5
- Empty weight: 145,100 lb (65,820 kg)
- Max. takeoff weight: 290,000 lb (130,000 kg)
- Powerplant: 8 × Bristol Centaurus radial engines, 2,650 hp (1,860 kW) each
- Propellers: paired contra-rotating Rotol, three wooden blades
- Propeller diameter: 16 ft (4.9 m)
- *Fuel capacity 13,650 Imp gal (61,971 L)
Performance
- Maximum speed: 300 mph (260 kn, 480 km/h) at 25,000 ft
- Cruise speed: 250 mph (220 kn, 400 km/h) at 25,000 ft
- Range: 5,500 mi (4,800 nmi, 8,900 km) at 250 mph and 25,000 ft
- Service ceiling: 25,000 ft (7,600 m) at full weight
- Rate of climb: 750 ft/min (3.8 m/s) at sea level
- Max. wing loading: 54 lb/ft² (270 kg/m²)
- Minimum power/mass: 0.073 hp/lb (120 W/kg)
Read more about this topic: Bristol Brabazon