SA.319B Alouette III

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Hello everyone, and welcome to this new suggestion.

Today, I’d like to introduce you to the French Navy’s first anti-submarine/anti-ship combat helicopter, the SA.319B Alouette III.

In the 1960s, the French Navy adapted the Alouette III for anti-submarine warfare (ASM) missions in order to modernize its onboard resources. Developed from the SA.316B airframe, the ASM version was equipped with a search radar and a weapons system allowing the carriage of a lightweight torpedo (mainly the American Mk 46 torpedo). Thanks to its small size, maneuverability and landing capabilities on small surface vessels, it was particularly suited to close escort of convoys and anti-submarine surveillance in coastal areas. This adaptation represented an important step, as it allowed the embarkation on small ships of an aerial vector for ASM detection and attack, thus strengthening the defense of the French fleet.

The ASW version of the Alouette III was deployed primarily by the Naval Air Force from the 1960s onwards, notably within units 31F and 34F, on escort vessels, escort-avisos, and frigates. In this role, it carried out detection patrols, pursuit missions, and, in the event of contact, torpedo launches. Despite its limited performance against faster and more discreet modern submarines, the Alouette III ASW was a valuable tool during the Cold War for maintaining constant vigilance against the submarine threat. It also served as a transition to heavier and better-equipped helicopters, such as the Lynx and later the NH90 Caïman Marine, which eventually took over. Its service marked the entry of the French Naval Air Force into the era of helicopter-borne ASW warfare, with a compact but versatile aircraft.

It is worth noting that the French Navy’s Alouette III is one of the longest-serving aircraft, having been commissioned in 1962 and withdrawn from operational service in 2022, representing 60 years of service.

Characteristics
  • Length : 10.03 m

  • Width : 11.02 m

  • Height : 3.09 m

  • Mass : 2250 kg

This version is powered by a new 600hp Turboméca Astazou XIV turbine, allowing the aircraft to reach a cruising speed of 90 knots. With its 575 liters of fuel, the Alouette III can fly for a maximum of 2 hours 45 minutes (the new turbine greatly reduces consumption). Its crew consists of a pilot and a co-pilot responsible for operating the weapon system. 6 passengers can be seated in the rear.

Equipment

Radar :

  • OMERA ORB-32 radar

The ORB-32 radar (also called Heracles) is a maritime radar intended for anti-ship and anti-submarine detection and combat, with an announced range of 60 nautical miles. This radar can also be used to guide the Exocet missile.

Weapons

The sole armament of this aircraft is a pair of American Mk-46 torpedoes (one torpedo installed on each side of the aircraft). This lightweight torpedo, weighing approximately 250 kg, allows the Alouette III to fulfill its anti-submarine and anti-ship mission. When released from the helicopter, the torpedo is braked by a parachute before entering the water.

A magnetic anomaly detector (MAD) (used to detect the metallic presence of a submarine underwater) can also be installed in place of one of the torpedoes on the left side of the aircraft.

The idea is that this aircraft is not intended to be added immediately to the game, as naval combat helicopters are not yet present in the game. However, if they are added, this variant of the Alouette III would probably be one of the first helicopters of this type to be added. This makes it a unique and very interesting addition to the French tree and to the game.

Pictures

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Video

French Navy SA319 Alouette III, SA365 Dauphin, AS565 Panther and NH90 NFH Caïman
French Navy Alouette III
Marine nationale : les adieux de l’Alouette 3

Sources
7 Likes

+1 for this! Long overdue.

1 Like

+1 always nice to bolster the Heli roster

2 Likes

+1 but only as a heil that you spawn in Naval battles akin to some of the floatplanes

1 Like

why not juste make a French Navy camouflage for the Alouette III that’s already in the game?

This as well as other asw aircraft/heli could provide a genuinely useful role seeing as subs and heli carrying ships seem to be approaching (the latter we already have with Cassiopea) and would be worth more than just a camo.

I guess a camo now may not hurt however.

I would suggest for the existing Alouette III in-game to receive the modifications as optional loadouts and camouflages.
There’s also several other armament options that Alouette III could receive as well:

  • tested with 6x AS.11 missiles for French army (they did it with dummy missiles on SE.3160-001, where the rail and everything else was functional, like on the existing 4x AS.11 launcher), but rejected due to weight increase and the French army preferred not to compromise on operational range and compensate with a flight wing of helicopters, if more armament was needed (for some reason, I can’t find the picture of this like I did years ago, but I can find references to it’s helicopter serial number)
  • 2x AS.12 missiles: similar to AS.11s, but with double the range (and weight, thus being limited to just 2 missiles) and are already in game on Westland Wessex Mk.5
    image
  • various rocket launchers, like 36 x 37mm rockets and others combined with 2x 7.5mm machine guns in same configuration
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  • a 20mm turret mount with 4xSS.11 ATGMs on SA3164 prototype (perhaps this one could be a standalone vehicle, since multiple changes can be observed like the replacement of glass panels with aluminium or armored panels)
  • various others MG mounts on a pintle or 20mm MG151 autocannon
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I will also leave the sources from where I found the photos below:
150 - SNCASE Alouette III - Le blog de Avions de la Guerre d’Algérie
Alouette III : Hélicoptère de l’ALAT | PDF | Hélicoptère | Aviation
Historique de expérimentation de la SA3164 Alouette 3 canon dans l’ALAT - ALAT.FR

2 Likes