FORCETALLY
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At a glance
Measured figures
OH-6A · including rotors
Single source30 ft 3.75 in (9.2393 m) including rotors[source]
S-92 · Length
Configuration
| Specification | Hughes OH-6 Cayuse | Sikorsky S-92 |
|---|---|---|
| Type | Light Observation Helicopter /utility[source] | Medium-lift transport/utility helicopter[source] |
| National origin | United States[source] | United States[source] |
| Manufacturer | Hughes Helicopters McDonnell Douglas Helicopter Systems MD Helicopters[source] | Sikorsky Aircraft[source] |
| Status | In service[source] | In service |
68 ft 6 in (20.88 m)[source]
S-92 · fuselage
Single source17 ft 3 in (5.26 m) fuselage[source]
Empty; OH-6A · Empty weight
Single sourceGross; OH-6A · Gross weight
Single sourceMaximum take-off; OH-6A · Max takeoff weight
Single source1,229 lb (557 kg)[source]
2,400 lb (1,089 kg)[source]
2,700 lb (1,225 kg)[source]
Empty; S-92 · Empty weight
Single sourceGross; S-92 · Gross weight
Single sourceFerry; OH-6A · with 1,300 lb (590 kg) of fuel
Single sourceOH-6A · at 5,000 ft (1,524 m)
Single source330 nmi (380 mi, 610 km) at 5,000 ft (1,524 m)[source]
1,354 nmi (1,558 mi, 2,508 km) with 1,300 lb (590 kg) of fuel[source]
S-92 · Range
Single source539 nmi (620 mi, 998 km)[source]
OH-6A · 1 × Allison T63-A-5A turboshaft engine, 317 shp ( ) de-rated to
Single source1 × Allison T63-A-5A turboshaft engine, 317 shp (236 kW) de-rated to:-[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]
OH-6A · 2,067 ft/min (
Single source2,067 ft/min (10.50 m/s)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Primary user | United States Army[source] | — |
|---|
| Number built | 1,420 (OH-6A)[source] | at least 300[source] |
|---|
| Manufactured | 1965–present[source] | 1998–present[source] |
|---|
| Introduction date | 1966[source] | 2004[source] |
|---|
| First flight | February 27, 1963[source] | December 23, 1998[source] |
|---|
| Variants | MD Helicopters MH-6 Little Bird MD Helicopters MD 500 McDonnell Douglas MD 500 Defender[source] | Sikorsky CH-148 Cyclone Sikorsky VH-92[source] |
|---|
| Capacity | 2 seated passengers or 4 on the floor with rear seats folded/removed[source] | 19 passengers[source] |
|---|
| Fuel capacity | 61.5 US gal (51 imp gal; 233 L) in two 50% self-sealing bladder tanks under rear cabin floor[source] | — |
|---|
| Main rotor area | 544.63 sq ft (50.598 m 2 )[source] | 2,492.3 sq ft (231.54 m 2 )[source] |
|---|
| Blade section | - NACA 0012[source] | - root: Sikorsky SC2110; tip: Sikorsky SSC-A09[source] |
|---|
| Never exceed speed | 130 kn (150 mph, 240 km/h) at Sea Level[source] | — |
|---|
| Hover ceiling OGE | 7,300 ft (2,225 m)[source] | — |
|---|
| Hover ceiling IGE | 11,800 ft (3,597 m)[source] | — |
|---|
| Disk loading | 4.4 lb/sq ft (21 kg/m 2 )[source] | 9.8 lb/sq ft (48 kg/m 2 )[source] |
|---|
| Power/mass | 0.105 shp/lb (0.173 kW/kg)[source] | 0.23 hp/lb (0.38 kW/kg)[source] |
|---|
| Primary users | — | CHC Helicopter Petroleum Helicopters International Bristow Helicopters Cougar Helicopters[source] |
|---|
| Developed from | — | Sikorsky S-70[source] |
|---|
| Cabin dimensions | — | 20 ft (6 m) long by 6.6 ft (2 m) tall[source] |
|---|
Maximum take-off; S-92 · Max takeoff weight
Single source