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Measured figures
AK1-3 · Main rotor diameter
Single source6.84 m (22 ft 5 in)[source]
one[source]
Chinook HC6A · pilot, copilot, two weapon system operators/loadmasters
Single source4 (pilot, copilot, two weapon system operators/loadmasters)[source]
2 Pilots, 2 Weapon System Operators[source]Chinook / RAF specification (variant not stated) · AircrewSource text · numeric interpretation needs review
Chinook HC6A · with auxiliary fuel tanks
Single source1,200 nmi (1,400 mi, 2,200 km) with auxiliary fuel tanks[source]
AK1-3 · 1 × Subaru EJ25 four cylinder, water-cooled, four stroke automotive engine
Single source1 × Subaru EJ25 four cylinder, water-cooled, four stroke automotive engine, 116 kW (156 hp)[source]
Chinook HC6A · 2 × Honeywell T55-GA-714A turboshaft free-turbine engines, 3,750 shp ( ) each
Single source2 × Honeywell T55-GA-714A turboshaft free-turbine engines, 3,750 shp (2,800 kW) each[source]
Chinook HC6A · Service ceiling
Single source15,000 ft (4,600 m)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Configuration
| Specification | Aerokopter AK1-3 Sanka | Boeing Chinook (UK variants) |
|---|---|---|
| Type | Helicopter[source] | Transport helicopter[source] |
| National origin | Ukraine[source] | — |
| Manufacturer | Aerokopter[source] | Boeing Defense, Space & Security[source] |
| Status | In production (2014)[source] | In service[source] |
| Number built | 102 (December 2020)[source] | 72 (all RAF models)[source] |
| First flight | 1999[source] | 23 March 1980 (HC1)[source] |
| Capacity | one passenger[source] | 55 soldiers and up to 10 tonnes of freight or equipment[source] |
| Fuel capacity | 75 litres (16 imp gal; 20 US gal)[source] | — |
| Designer | — | Boeing-Vertol[source] |
| Primary user | — | Royal Air Force[source] |
| Introduction date | — | 22 November 1980 (with RAF)[source] |
| Developed from | — | Boeing CH-47 Chinook[source] |
| Variants | — | HC1, HC1B, HC2, HC3, HC4, HC5, HC6, HC6A, HC7[source] |
| Guns | — | 2× M134 Miniguns and 1× M60 machine gun[source] 2 x M134 Miniguns, 1 x M60 Machine Gun[source]Chinook / RAF specification (variant not stated) · Guns |
| Main rotor area | — | 5,655.2 sq ft (525.39 m 2 )[source] |
| Blade section | — | - root: Boeing VR-7; tip: Boeing VR-8[source] |
| Cockpit Avionics | — | Glass cockpit with a BAE Systems Digital Advanced Flight Control System (DAFCS), includes automatic modes such as auto-hover and auto-descend to ease pilot workload.[source] |
| Sensors | — | Electro-Optical Sensor Turret (EOST) with two infrared cameras and a low-light TV function .[source] EOST turret including two infrared cameras and a low-light TV function[source]Chinook / RAF specification (variant not stated) · Electro optics |
| Defensive Aids | — | Missile Warning Receiver, Infrared Warning Receiver, Radar Warning Receiver, Counter-measure dispensing system (flares).[source] |
| Country of origin | — | United States[source]Boeing Chinook (UK variants) · origin explicitly stated in the linked current national-inventory row; no inference from operator or shipyard |
| Powerplant | — | Two Honeywell 55-L-714A Free-Turbine engines[source]Chinook / RAF specification (variant not stated) · Powerplant |
| Reported engine rating | — | 4,168shp each[source]Chinook / RAF specification (variant not stated) · ThrustSource text · numeric interpretation needs review |
| Flight altitude | — | 15,000ft[source]Chinook / RAF specification (variant not stated) · Maximum altitude |