Beechcraft Duchess - Specifications

Specifications

Data from Jane's All The World's Aircraft 1980–81 and 1978 Beechcraft Duchess Pilot Operating Handbook

General characteristics

• Crew: 1
• Capacity: 3 passengers
• Length: 29ft 0½ in. (8.86 m)
• Wingspan: 38 ft 0 in (11.58 m)
• Height: 9 ft 6 in (2.89 m)
• Wing area: 181 sq ft (16.81 m2)
• Airfoil: Root NACA 63A413.2 Tip NACA 63A415
• Aspect ratio: 7.973:1
• Empty weight: 2,446 lb (1,116 kg)
• Loaded weight: 3500 lb (1590 kg)
• Useful load: 1,470 lb (668 kg)
• Max. takeoff weight: 3,900 lb. (1,772 kg)
• Powerplant: 2 × Lycoming O-360-A1G6D air-cooled flat-four, 180 hp (134 kW) each

Performance

• Never exceed speed: 194 knots (223 mph, 359 km/h)
• Cruise speed: 154 knots (177 mph, 285 km/h) at 10,000 ft (3,050 m)
• Stall speed: 60 knots (69 mph, 111 km/h) flaps down, (IAS
• Range: 780 nmi (898 mi, 1,445 km) at 12,000 ft (3,660 m) (econ cruise) - 151 knots
• Service ceiling: 19,650 ft (5,990 m)
• Rate of climb: 1,248 ft/min (6.3 m/s)