Credit
Original uploader was User:Ahunt at en:wikipedia · Public domain · Resized · Public domain · Source ↗ · Modified
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At a glance
Measured figures
F28F · Length
Single source29 ft 3 in (8.92 m)[source]
S-92 · Length
Single sourceConfiguration
| Specification | Enstrom F-28 | Sikorsky S-92 |
|---|---|---|
| Type | Light helicopter[source] | Medium-lift transport/utility helicopter[source] |
| Manufacturer | Enstrom Helicopter Corporation[source] | Sikorsky Aircraft[source] |
| Manufactured | 1965-present[source] | 1998–present[source] |
| Introduction date | 1965[source] | 2004 |
68 ft 6 in (20.88 m)[source]
S-92 · fuselage
Single source17 ft 3 in (5.26 m) fuselage[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]
S-92 · 2 × General Electric CT7-8A turboshaft engines, 2,520 shp ( ) each
Single source2 × General Electric CT7-8A turboshaft engines, 2,520 shp (1,880 kW) each[source]
F28F · Endurance
Single source3 hr 30 min[source]
F28F · 1,450 ft/min (
Single source1,450 ft/min (7.4 m/s)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Variants | Enstrom TH180 Spitfire Mark I[source] | Sikorsky CH-148 Cyclone Sikorsky VH-92[source] |
|---|
| Developed into | Enstrom 480[source] | — |
|---|
| Capacity | two passengers[source] | 19 passengers[source] |
|---|
| Main rotor area | 804 sq ft (74.7 m 2 ) NACA 0013.5[source] | 2,492.3 sq ft (231.54 m 2 )[source] |
|---|
| Country of origin | Vereinigte Staaten[source]Country of design · Entwurfsland | — |
|---|
| National origin | — | United States[source] |
|---|
| Status | — | In service[source] |
|---|
| Primary users | — | CHC Helicopter Petroleum Helicopters International Bristow Helicopters Cougar Helicopters[source] |
|---|
| Number built | — | at least 300[source] |
|---|
| First flight | — | December 23, 1998[source] |
|---|
| Developed from | — | Sikorsky S-70[source] |
|---|
| Cabin dimensions | — | 20 ft (6 m) long by 6.6 ft (2 m) tall[source] |
|---|
| Blade section | — | - root: Sikorsky SC2110; tip: Sikorsky SSC-A09[source] |
|---|
| Disk loading | — | 9.8 lb/sq ft (48 kg/m 2 )[source] |
|---|
| Power/mass | — | 0.23 hp/lb (0.38 kW/kg)[source] |
|---|
Maximum take-off; S-92 · Max takeoff weight
Single source