Avro 641 Commodore

The Avro 641 Commodore was a British single engine five seat cabin biplane built in the mid-1930s.

A total of only six were built, including the prototype.

The Egyptian Army Air Force and the Royal Air Force pressed some of these into service at the start of World War Two.

Specifications

Crew

1

Capacity

4 passengers

Length

27 ft 3 in (8.31 m)

Wingspan

37 ft 4 in (11.38 m)

Height

10 ft 0 in (3.05 m)

Wing area

307 sq ft (28.5 m2)

Empty weight

2,237 lb (1,015 kg)

Gross weight

3,500 lb (1,588 kg)

Fuel capacity

50 imp gal (60 US gal; 227 l)

Powerplant

1 × Armstrong Siddeley Lynx IVC, 7 cylinder air-cooled radial piston engine,

215 hp (160 kW)

Propellers

2 bladed Fairey-Reed fixed pitch metal propeller

Performance

Maximum speed

130 mph (210 km/h, 110 kn)

Cruise speed

110 mph (180 km/h, 96 kn)

Range

500 mi (800 km, 430 nmi)

Service ceiling

11,500 ft (3,500 m)

Rate of climb

700 ft/min (3.6 m/s)

Wing loading

11.4 lb/sq ft (56 kg/m2)

Power/mass

0.061 hp/lb (0.100 kW/kg).