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At a glance
Measured figures
Chinook HC6A · Length
Single sourceChinook / RAF specification (variant not stated) · Length · Length
Single sourceConfiguration
| Specification | Boeing Chinook (UK variants) | Kaman SH-2G Super Seasprite |
|---|---|---|
| Type | Transport helicopter[source] | ASW helicopter[source] |
| Manufacturer | Boeing Defense, Space & Security[source] | Kaman Aircraft[source] |
| Designer | Boeing-Vertol[source] | — |
| Status | In service[source] | In service[source] |
SH-2G · Length
Single source52 ft 9 in (15.9 m)[source]
Chinook HC6A · 2 ×
Single sourceChinook / RAF specification (variant not stated) · Rotor diameter · Rotor
Single source2 × 60 ft 0 in (18.29 m)[source]
18.29m[source]Chinook / RAF specification (variant not stated) · Rotor
SH-2G · Main rotor diameter
Single source45 ft 0 in (13.4 m)[source]
Empty; Chinook HC6A · Empty weight
Single sourceGross; Chinook HC6A · Gross weight
Single sourceMaximum take-off; Chinook HC6A · Max takeoff weight
Single source22,450 lb (10,183 kg)[source]
26,680 lb (12,102 kg)[source]
50,000 lb (22,680 kg)[source]
Empty; SH-2G · Empty weight
Single sourceMaximum take-off; SH-2G · Max takeoff weight
Single sourceChinook 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
SH-2G · (USN: pilot, co-pilot/tactical coordinator (TACCO), sensor operator (SENSO)) (RNZN: pilot, observer and helicopter loadmaster)
Single source3 (USN: pilot, co-pilot/tactical coordinator (TACCO), sensor operator (SENSO)) (RNZN: pilot, observer and helicopter loadmaster)[source]
Maximum; Chinook HC6A · Maximum speed
Single sourceMaximum; Chinook / RAF specification (variant not stated) · Maximum speed · Maximum speed
Single source160 kn (180 mph, 300 km/h)[source]
160kt[source]Chinook / RAF specification (variant not stated) · Maximum speed
Cruise; SH-2G · Cruise speed
Single sourceMaximum; SH-2G · Maximum speed
Single sourceChinook 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]
SH-2G · 2 × T700-GE-401/401C turboshaft, 1,723 shp ( ) each
Single source2 × T700-GE-401/401C turboshaft, 1,723 shp (1,285 kW) each[source]
SH-2G · with 2 external tanks
Single source5 hr with 2 external tanks[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Primary user | Royal Air Force[source] | — |
|---|
| Number built | 72 (all RAF models)[source] | — |
|---|
| Introduction date | 22 November 1980 (with RAF)[source] | 1993[source] |
|---|
| First flight | 23 March 1980 (HC1)[source] | 2 April 1985[source] |
|---|
| Developed from | Boeing CH-47 Chinook[source] | Kaman SH-2 Seasprite[source] |
|---|
| Variants | HC1, HC1B, HC2, HC3, HC4, HC5, HC6, HC6A, HC7[source] | — |
|---|
| Capacity | 55 soldiers and up to 10 tonnes of freight or equipment[source] | 4,390 lb (1,991 kg) load[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 | FN MAG General-purpose machine gun x 1 (equipped on the right door only for the Royal New Zealand Navy)[source] |
|---|
| 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 | — |
|---|
| National origin | — | United States[source] |
|---|
| Primary users | — | United States Navy (historical) Egyptian Navy Royal New Zealand Navy Peruvian Navy[source] |
|---|
| Manufactured | — | 1985–1995 (also conversions)[source] |
|---|
| Retired | — | 2001 ( United States Navy ) 2008 ( Royal Australian Navy ) 2025 ( Polish Navy )[source] |
|---|
| Hardpoints | — | Four total, two inboard pylons behind the main landing gear (for auxiliary fuel tanks and torpedoes) and two outboard pylons for Torpedoes and missiles.[source] |
|---|
| Rotor systems | — | 4 blades on main rotor and tail rotor. Main rotor blades are controlled by servo flaps rather than a swashplate[source] |
|---|
| Never exceed speed | — | 150 kn (173 mph, 278 km/h)[source] |
|---|
| Missiles | — | Export type only, equipped with 2 AGM-65D air-to-ground missiles or 2 AGM-119 short-range anti-ship missiles[source] |
|---|