Military Helicopters
Boeing AH-64D Apache Longbow
ICAO: H64
Overview
The Boeing-Sikorsky RAH-66 Comanche was an advanced reconnaissance and attack helicopter developed for the U.S. Army. Designed with stealth features and modern avionics, it aimed to replace older scout helicopters. The program was canceled before production.
Live Fleet Activity (H66)
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Specifications
Units
- Engine
- 2 × LHTEC T800-LHT-801
- Engine type
- Turboshaft
- Power
- 2 × 1,563 shp · 1,166 kW
- Avionics
- Comanche Integrated Communications, Navigation and Identification suite, Miniaturised Longbow radar
- Wing tips
- No winglets
- Seats
- 2
- Crew
- —
- Cabin width
- —
- Cabin height
- —
- Cabin length
- —
- Exterior length
- 46 ft 10 in · 14.28 m
- Tail height
- 11 ft 1 in · 3.37 m
- Fuselage diameter
- 6 ft 8 in · 2.03 m
- Wing span
- 39 ft 1 in · 11.90 m
- Baggage volume
- —
- Gross weight
- —
- Empty weight
- —
- Max takeoff weight
- 17,400 lb · 7,900 kg
- Max landing weight
- —
- Max payload
- 3,300 lb · 1,500 kg
- Fuel capacity
- 1,200 gal · 4,500 L · 3,600 kg (Jet A)
- Max cruise speed
- 175 kt · 201 mph · 324 km/h
- Maximum speed
- —
- Cruise speed
- —
- Approach speed
- —
- Range
- 1,259 nm · 1,450 mi · 2,330 km
- Fuel burn
- 0.99 nm/gal · 0.48 km/L
- Ceiling
- 14,980 ft · 4,600 m
- Rate of climb
- 895 ft/min · 5 m/s
- Takeoff distance
- —
- Landing distance
- —
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Live fleet activity details
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Operational Context
Boeing RAH-66 Comanche — stealth reconnaissance helicopter
The RAH-66 first flew in 1996 after years of development during the late Cold War and post-Cold War era. It featured a low-observable design with internal weapons bays and composite construction. The helicopter was intended to conduct armed reconnaissance missions in contested environments.
Powered by two turboshaft engines producing approximately 1,500 shaft horsepower each, the Comanche cruised at around 160 knots (300 km/h). Maximum gross weight was roughly 17,000 pounds (7,710 kg). Advanced avionics and sensor systems were central to its mission profile.
Rising development costs and changing military priorities led to program cancellation in 2004. Although only prototypes were built, the Comanche introduced technologies later applied to other platforms. It remains one of the most ambitious helicopter programs of its era.
Sources and references used for research and fact-checking.