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HelicoptersIn service
Light Observation Helicopter /utility
Hughes OH-6 Cayuse is a light Observation Helicopter /utility originating in United States. It was built by Hughes Helicopters McDonnell Douglas Helicopter Systems MD Helicopters.
United StatesLight Observation Helicopter /utility
United States
Hughes Helicopters McDonnell Douglas Helicopter Systems MD Helicopters
In service
United States Army
1,420 (OH-6A)
1965–present
1966
February 27, 1963
MD Helicopters MH-6 Little Bird MD Helicopters MD 500 McDonnell Douglas MD 500 Defender
2
2 seated passengers or 4 on the floor with rear seats folded/removed
30 ft 3.75 in (9.2393 m) including rotors
8 ft 1.5 in (2.477 m) to top of rotor hub
1,229 lb (557 kg)
2,400 lb (1,089 kg)
2,700 lb (1,225 kg)
61.5 US gal (51 imp gal; 233 L) in two 50% self-sealing bladder tanks under rear cabin floor
1 × Allison T63-A-5A turboshaft engine, 317 shp (236 kW) de-rated to:-
26 ft 4 in (8.03 m)
130 kn (150 mph, 240 km/h) maximum at sea level
330 nmi (380 mi, 610 km) at 5,000 ft (1,524 m)
1,354 nmi (1,558 mi, 2,508 km) with 1,300 lb (590 kg) of fuel
15,800 ft (4,800 m)
2,067 ft/min (10.50 m/s)
544.63 sq ft (50.598 m 2 )
- NACA 0012
130 kn (150 mph, 240 km/h) at Sea Level
7,300 ft (2,225 m)
11,800 ft (3,597 m)
4.4 lb/sq ft (21 kg/m 2 )
0.105 shp/lb (0.173 kW/kg)
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
True scale
Sourced dimensions beside a 1.75 m human reference.
Points represent sourced observations, including revisions. Revisions on the same effective date are not separate inventory events. Ranges appear in the table and are not plotted as exact points.
| Observation / report period | Value | Source | Claim state |
|---|---|---|---|
| 28 Sept 2026 | 9.2393 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 9.2393 m | Wikipedia contributors | approved |
Country inventory links have not yet been documented for this equipment.