SIKORSKY S-55

 

BRAND and MODEL

SIKORSKY S-55

TYPE

General-purpose utility helicopter

ORIGIN

United States of America

ENGINE

(S-55C)

One 522 kw (700 hp) Wright R-1340-3 nine-cylinder supercharged air-cooled radial engine

SPECIFICATIONS

Rotor diameter: 16.15 m (53 ft)

Fuselage length: 12.87 m (42 ft 3 in)

Max length over rotors: 18.9 m (62 ft)

Height: 4.06 m (13 ft 4 in)

Max speed: 176 km/h (109 mph)

Cruising speed at 305 m (1,000 ft): 137 km/h (85 mph)

Max range cruising speed: 139 km/h (86 mph)

Max rate of climb: 229 m/min (750 ft/min)

Hovering ceiling in ground effect: 610 m (21,000 ft)

Service ceiling: 3,162 m (10,500 ft)

Max range with normal fuel capacity of 682 litres (150 Imp gals): 563 km (350 miles)

Empty weight: 2,245 kg (4,950 lb)

Loaded weight: 3,266 kg (7,200 lb)