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At a glance
Measured figures
F28F · 1 × Lycoming HIO-360-F1AD four-cylinder, direct-drive, horizontally opposed, air-cooled, piston aircraft engine
Single source1 × Lycoming HIO-360-F1AD four-cylinder, direct-drive, horizontally opposed, air-cooled, piston aircraft engine, 225 hp (168 kW)[source]
AS350 B3 · 1 × Turbomeca Arriel 2B turboshaft engine
Single source1 × Turbomeca Arriel 2B turboshaft engine, 632 kW (848 hp)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Configuration
| Specification | Enstrom F-28 | Eurocopter AS350 Écureuil |
|---|---|---|
| Type | Light helicopter[source] | Light utility helicopter[source] |
| Manufacturer | Enstrom Helicopter Corporation[source] | Aérospatiale Eurocopter Airbus Helicopters Helibras Tata Advanced Systems (future)[source] |
| Manufactured | 1965-present[source] | Since 1975[source] |
| Introduction date | 1965[source] | 1975[source] |
| Variants | Enstrom TH180 Spitfire Mark I[source] | Eurocopter AS550 Fennec Eurocopter AS355 Écureuil 2[source] |
| Developed into | Enstrom 480[source] | Changhe Z-11 Eurocopter EC130[source] |
| Capacity | two passengers[source] | 5 pax[source] |
| Main rotor area | 804 sq ft (74.7 m 2 ) NACA 0013.5[source] | 89.75 m 2 (966.1 sq ft)[source] |
| Country of origin | Vereinigte Staaten[source]Country of design · Entwurfsland | — |
| National origin | — | France[source] |
| Status | — | In service[source] |
| Primary users | — | Brazilian Air Force Pakistan Army Aviation Royal Jordanian Air Force[source] |
| Number built | — | 7,200 (for the Écureuil family) 3,590 (AS350/AS550: 2009)[source] |
| First flight | — | 27 June 1974[source] |
| Never exceed speed | — | 287 km/h (178 mph, 155 kn)[source] |
| Alternative designation | — | H125[source] |