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Avro 642 Eighteen

The Avro 642 Eighteen was a 1930s British monoplane airliner/transport aircraft.

Only two were built, one twin engined and the other four engined.

Variants

642/2m

Two 450 hp (336 kW) Armstrong Siddeley Jaguar VID engines mounted on the wings, one built.

642/4m

Four 215 hp (160 kW) Armstrong Siddeley Lynx engines, one built.

Specifications

642/2m

Crew

Two

Capacity

16 passengers

Length

54 ft 6 in (16.62 m)

Wingspan

71 ft 3 in (21.72 m)

Height

11 ft 6 in (3.51 m)

Wing area

728 sq ft (67.7 m2)

Empty weight

7,360 lb (3,345 kg)

Gross weight

11,800 lb (5,363 kg)

Powerplant

2 × Armstrong Siddeley Jaguar IVD,

450 hp (336 kW) each

Performance

Maximum speed

160 mph (258 km/h, 140 kn)

Range

600 mi (970 km, 520 nmi)

Service ceiling

15,500 ft (4,275 m)

Rate of climb

970 ft/min (4.9 m/s).

 

 

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