Armstrong Whitworth Apollo Aircraft

Production Details

Design Company:

Sir W.G. Armstrong Whitworth Aircraft Ltd

First Flight:

10 April 1949

Apollo:

2 - Sir W.G. Armstrong Whitworth Aircraft Ltd

Type Specification

Applies to:

Armstrong Whitworth A.W.55 Apollo

Type:

Four turboprop transport aircraft

Wing:

Low wing cantilever monoplane built up around a box spar consisting of two plate web girders joined by wing skins

Fuselage:

Fuselage of circular cross section made from duralumin sheet with Z section stringers and channel section frames

Tail Unit:

Tailplane mounted at the base of the fin which is faired into rear of fuselage

Landing Gear:

Retractable tricycle undercarriage, each unit carrying twin wheels. Main leg attached inboard of inner engines and retract sideways into recesses under fuselage. Nosewheel retract rearwards into the fuselage

Power Plant:

Four 1,010 shp Armstrong Siddeley Mamba turboprop engines

Accommodation:

Cabin with accommodation for 26 to 31 passengers

Span:

92 ft

Length:

71 ft 6 in

Height:

26 ft

Wing Area:

986 sq ft

Empty:

30,800 lb

Max:

45,000 lb

Max Speed:

330 mph

Rate of Climb:

1,500 ft/min at sea level

Service Ceiling:

28,000 ft

Range:

940 miles

Preserved in British Museums

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