Credit
Contando Estrelas · CC BY-SA 4.0 · Resized · CC BY-SA 4.0 · Source ↗ · Modified
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At a glance
Measured figures
AW139 · Length
Single source16.66 m (54 ft 8 in)[source]
F28F · Length
Single sourceConfiguration
| Specification | AgustaWestland AW139 | Enstrom F-28 |
|---|---|---|
| Crew | one or two[source] | one[source] |
| Type | Medium-lift SAR / utility helicopter[source] | Light helicopter[source] |
| National origin | Italy / UK[source] | — |
| Manufacturer | AgustaWestland Leonardo[source] | Enstrom Helicopter Corporation[source] |
29 ft 3 in (8.92 m)[source]
AW139 · Width
Single source2.26 m (10 ft 0 in)[source]
Gross; AW139 · for
Single sourceGross; AW139 · Gross weight
Single sourceGross; AW139 · version
Single source6,400 kg (14,110 lb) (7,000 kg (15,000 lb) for 7 t version)[source]
Empty; F28F · Empty weight
Single sourceMaximum take-off; F28F · Max takeoff weight
Single sourceAW139 · 2 × Pratt & Whitney Canada PT6C-67C turboshaft engine each
Single source2 × Pratt & Whitney Canada PT6C-67C turboshaft engine , 1,142 kW (1,531 hp) each[source]
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]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Status |
|---|
In production[source] |
| — |
| Primary users | Italian Air Force CHC Helicopter Irish Air Corps United Arab Emirates Air Force[source] | — |
|---|
| Number built | 1200+ as of July 2024[source] | — |
|---|
| Manufactured | 2001–present[source] | 1965-present[source] |
|---|
| Introduction date | 2003[source] | 1965[source] |
|---|
| First flight | 3 February 2001 ( 2001-02-03 )[source] | — |
|---|
| Variant | Boeing MH-139 Grey Wolf[source] | — |
|---|
| Developed into | AgustaWestland AW149[source] | Enstrom 480[source] |
|---|
| Capacity | up to 15 passengers, depending on configuration[source] | two passengers[source] |
|---|
| Fuel capacity | 1,568 L (414 US gal)[source] | — |
|---|
| Variants | — | Enstrom TH180 Spitfire Mark I[source] |
|---|
| Main rotor area | — | 804 sq ft (74.7 m 2 ) NACA 0013.5[source] |
|---|
| Country of origin | — | Vereinigte Staaten[source]Country of design · Entwurfsland |
|---|