Naval Helicopters

AS 555 Fennec
The Eurocopter AS 555 SN Fennec twin-engined naval helicopter.	AS 555 SN Fennec in the service of the Columbian Navy, the Armada de la Republica.	The AS 555 has a 'Starflex' three-bladed composite main rotor.
Over 3,000 helicopters of the Ecureuil/Fennec family have been ordered.	The helicopter can be equipped for anti-submarine warfare and over the horizon (OTH) targeting.	The AS 555 has a cruise speed of 217km/h and a range with maximum fuel of 720km.
Two Turbomeca Arrius 1A turboshaft engines provide 357kW (456shp) take-off power each and are equipped with FADEC.	A chin-mounted RDR-1500B X-band, 360° digital colour radar is used for search and surveillance.

CH-53E Super Stallion
The Sikorsky CH-53 Super Stallion heavy lift helicopter.	The Super Stallion has been in service with the US Marine Corps since 1981.	The CH-53E can transport up to 55 troops or 14,515kg of cargo.
The US Marine Corps use the Super Stallion in the amphibious assault role and for transporting heavy equipment.	An external load lift system allows the helicopter to carry underslung loads up to 16,330kg.	Planned improvements for the Sea Stallion include new engines and new composite rotor blades.
The Super Stallion has a cruise speed of 278km/h and a maximum unrefuelled range of 2,000km.	The MH-53E Sea Dragon, in service with the US Navy, is primarily dedicated to Airborne Mine Countermeasures (AMCM) operations.

Ka-27/28 and Ka-29 Helix
The Ka-27 anti-submarine warfare helicopter.	Ka-27 and Ka-28 ASW helicopters are in service with the navies of Russia, China and India.	The helicopters can detect, track and destroy submarines to a depth of 500m.
The Ka-27 is equipped with VGS-3 dipping sonar to detect and track submarines.	The Ka-28 export model has both day and night operations capability.	The Ka-27 has a maximum speed of 270kph and an operational range of 200km.
A Ka-27 Helix on the deck of a Russian Navy Kiev Class aircraft carrier (no longer in service).	The Ka-27 is armed with one homing torpedo, one torpedo rocket and twelve bombs.

Ka-31 Radar Picket
The Ka-31 airborne early warning helicopter.	The Ka-31 with the antenna for the Oko early warning radar deployed.	The 6m² radar antenna is stowed flat against the underside of the fuselage until deployed.
The Ka-31 is based on the airframe of the Ka-27 with a wider cockpit.	The Oko radar is capable of simultaneously tracking 40 targets. The antenna is seen deployed.	The Ka-31 AEW helicopter entered service with the Indian Navy in April 2003.
The helicopter is powered by two Klimov TV3-117VMAR turboshaft engines, rated at 1,633kW each.	The Ka-31 has a speed of 100km/h and an endurance of 2.5 hours on patrol.

Merlin
Merlin on patrol.	A Royal Navy Merlin helicopter deploying its dipping sonar.	It can be launched and recovered from a Type 23 frigate in conditions of up to Sea State 6 with 50 knot winds from any direction.
Image shows the Blue Kestrel Radar.	Merlin incorporates integrated mission system displays and advanced cockpit displays.	Merlin stowed for transfer to service area.
The Merlin helicopter on patrol.	The Merlin Naval Helicopter's main anti-submarine weapon is the Stingray torpedo.

MH-60R Seahawk
An MH-60R helicopter of Helicopter Maritime Strike Squadron Four One (HSM-41) and the amphibious dock landing ship USS Comstock (LSD 45) during a flight off the coast of San Diego in April 2006.	MH-60R helicopter taxis to its flightline at the Naval Air Station North Island, Coronado Island, San Diego.	Training cockpit in a MH-60R Tactical Operation Flight Trainer (TOFT) simulator at HSM 41.
The MH-60R in flight off the coast of San Diego in April 2005. USS Comstock (LSD 45) can be seen background right.	Naval Air System Command (NAVAIR) MH-60R helicopters conducting Airborne Low-Frequency Sonar (ALFS) trials at the Atlantic Undersea Test and Evaluation Center (AUTEC) near Andros Island, Bahamas.	MH-60R helicopter in Helicopter Maritime Strike Squadron 71 (HSM 71) being serviced.
MH-60R of the Helicopter Anti-Submarine Squadron Light Four Nine(HSL-49), picks up cargo from USS Ford (FFG 54) frigate during a vertical replenishment with the USS John C. Stennis (CVN-74) carrier.	MH-60R firing Hellfire missile.

MH-60S Knighthawk
The US Navy's new multi-mission helicopter, the Sikorsky MH-60S Knighthawk.	The helicopter will replace the US Navy's CH-46D Sea Knight helicopters in the vertical replenishment role.	The MH-60S will also perform combat search and rescue, special warfare support and airborne mine countermeasures missions.
The UH-60 Black Hawk. The MH-60S uses the Black Hawk airframe, which provides the larger cabin volume needed for cargo and passenger transport.	The SH-60B Seahawk. The MH-60S has the Seahawk's automatic rotor blade folding system and rapid folding tail pylon for shipborne operations.	The SH-60B Seahawk. The MH-60S is equipped with Seahawk T-700-GE-401C engines and hover in flight refuelling systems.
The UH-60 Black Hawk. The MH-60S has the Black Hawk's provisions for mounting the external pylons to carry stores and equipment.	The SH-60B Seahawk. The MH-60S will replace the current HH-60H in the combat search and rescue role. It is fitted with the Seahawk rescue hoist.

NH90 NFH
The NH90 will perform assault, transport and search-and-rescue missions.	The joint venture company NH Industries is the prime contractor for the NH90.	The NATO Frigate Helicopter is one of two versions of the NH90, the nine-ton class, twin-engine multi-role helicopter being developed by NH Industries.
The NH90 cockpit equipped with the Eurogrid digital map system.	NH90 is able to perform ASW/ASUW operations autonomously and in conjunction with the parent ship.	The NH90 naval variant to be part of the first batch of 151 transport and naval NH90 variants.
NH90 NFH on patrol.

S-70B Seahawk
The S-70B Seahawk multi-mission naval helicopter, US Navy designations SH-60B, SH-60R, SH-60F and HH-60H.	The Seahawk is operational on US Navy frigates, destroyers and guided missile cruisers.	The HH-60H helicopter's missions include VERTREP, strike rescue, special warfare support and search and rescue.
The Seahawk can be armed with mk46 or mk50 torpedoes for anti-submarine warfare and Penguin and Hellfire missiles for anti-surface warfare.	The Seahawk landing on the helicopter deck.	The HH-60H helicopter is based on US Navy aircraft carriers.
The Seahawk with rescue hoist.	The HH-60H can recover four crew of a downed aircraft at ranges up to 465km.

Sea King
A Sea King mk2 Airborne Early Warning (AEW) Helicopter of the Royal Navy.	A Sea King tied down on a Royal Navy Invincible Class carrier.	The five main rotor blades are folded and spread automatically for ease of stowage on ship.
Anti-Submarine Warfare (ASW) Sea King mk5 with dipping sonar.	A Search And Rescue (SAR) Sea King mk3A of the Royal Air Force.	The variant HS-7 SH-3H launching a torpedo whilst using the dipping sonar.
An Airborne Early Warning (AEW) Sea King mk2 of the Royal Navy.

SH-2G Super Seasprite
The Super Seasprite SH-2G multi-mission maritime helicopter.	The SH-2G Super Seasprite was the US Navy's front-line intermediate weight helicopter, but was retired in 2001.	Super Seasprite SH-2G firing an AGM-65 Maverick missile.
Super Seasprite SH-2G deploying a towed Magnetic Anomaly Detector (MAD) AN/ASQ-81(V)2.	For the Egyptian requirement, the SH-2G(E) is equipped with L-3 Communications AN/AQS-18A dipping sonar and digital hover coupler.	The SH-2G is cleared for Mk 44, Mk 46 and Mk 50 torpedoes; here it launches a Mk 46.
Magic Lantern, an airborne laser-based mine countermeasures system developed by Kaman Aerospace, aboard a US Navy SH-2G Super Seasprite.

Super Lynx
The Royal Navy's version of the AgustaWestland Super Lynx.	Mounted on the nose of the Lynx Mk 8 is the Sea Owl Thermal Imager and the Seaspray Mk 1 radar in the modified chin radome.	Super Lynx firing Sea Skua.
Super Lynx carrying Sea Skua.	The operation of the dipping sonar is by a hydraulically powered winch, and the automatic flight control system includes a cable hover mode control.	The airframe features deck-lashing points, access panels to ease maintenance and built-in work platforms and steps.

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