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MM38 Exocet

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MM38 Exocet
NameMM38 Exocet
OriginFrance
TypeAnti-ship missile
Service1975–present
DesignerAérospatiale
ManufacturerMatra / MBDA
Weight670 kg
Length5.8 m
Diameter0.35 m
Wingspan2.3 m
SpeedMach 0.9–0.95
Guidanceinertial guidance, active radar homing terminal
Launch platformsurface launchers, coastal batteries

MM38 Exocet

The MM38 Exocet is a French anti-ship missile developed in the Cold War era that became a widely exported surface-launched anti-ship weapon and influenced naval warfare, procurement, and countermeasure development. Designed and produced by Aérospatiale and later by Matra and MBDA, the system entered service in the 1970s and saw notable combat use during conflicts involving Argentina, United Kingdom, Iraq, and Yugoslavia. Its operational history affected naval doctrine among users such as the Royal Navy, Marine Nationale, Peruvian Navy, and regional navies across Latin America, Africa, and Asia.

Development and Design

The MM38 Exocet originated from post‑World War II French efforts to field a compact, sea-skimming anti-ship missile capable of defeating NATO-era escorts and merchant shipping, drawing on research from Dassault Aviation and industrial partners including SNECMA and Thales Group. Development during the 1960s and early 1970s involved trials with the French Navy's destroyers and frigates such as T 47-class and La Fayette-class frigate prototypes, with design goals influenced by encounters in exercises involving US Navy task forces and lessons from the Suez Crisis. The missile integrated an inertial navigation system and an active radar seeker into a low‑flight profile, reflecting contemporary trends exemplified by systems like the Harpoon (missile) and earlier Soviet designs such as the P-15 Termit. Industrial consolidation led to production under Matra and later merger into MBDA.

Technical Specifications

The MM38 Exocet is approximately 5.8 m long with a 0.35 m diameter and a launch weight near 670 kg, propelled by a solid rocket motor providing subsonic cruise around Mach 0.9 and a sea-skimming flight altitude of a few metres above the sea surface to reduce radar detection by platforms like HMS Sheffield (D80)-class opponents. Guidance combines an inertial navigation system for midcourse corrections with an active radar homing seeker for terminal targeting, similar in concept to the RIM-7 Sea Sparrow's guidance approach but specialized for surface-attack profiles. The warhead is a high-explosive fragmentation charge designed to incapacitate frigates and destroy merchant hulls, comparable in effect to contemporaries such as the SS-N-2 Styx and Exocet AM39 family, and can be launched from dedicated shipboard box launchers or coastal battery installations akin to systems deployed by Iran and Syria.

Variants and Upgrades

Variants include coastal battery adaptations and export-modified MM38s with updated electronics and improved seekers; parallel families such as the air-launched Exocet AM39 and submarine-launched Exocet SM39 share heritage but are distinct systems. Upgrades over service life incorporated improved counter-countermeasure logic, enhanced inertial units, and seeker firmware revisions influenced by upgrades seen in missiles like the Harpoon Block II and AGM-84K SLAM-ER modernization paths. Several navies retrofitted launchers and fire-control interfaces to integrate Exocet variants with combat systems from Thales Group, Hensoldt, and Raytheon Technologies suppliers.

Operational History

Following introduction into the Marine Nationale, the MM38 was exported widely to navies including the Royal Navy of Oman, Peruvian Navy, Argentine Navy, and others across South America and Africa. The missile entered combat notoriety during the Falklands War between Argentina and the United Kingdom where Exocet employment had strategic and political repercussions that influenced future naval procurement and damage-control practices documented by inquiries such as the Falklands War Graves Commission. Beyond the South Atlantic, MM38-related systems were implicated in engagements during the Iran–Iraq War and operations in the Balkans during the Kosovo War and the NATO bombing of Yugoslavia.

Combat Use and Notable Engagements

The MM38's most infamous use occurred when Argentina launched Exocet-equipped aircraft and coastal batteries resulting in losses to Royal Navy vessels and merchant shipping, notably the sinking of Atlantic Conveyor and the severe damage to HMS Sheffield (D80), prompting international attention and investigation by bodies including the United Nations and leading to changes in Royal Navy damage control doctrine. Other reported engagements involve the Iran–Iraq War where Exocet-style strikes targeted oil tankers during the Tanker War phase, and skirmishes in the Persian Gulf where navies such as the Kuwaiti Navy and Saudi Arabian Navy alarmed regional planners. Incidents influenced naval rules of engagement discussed in forums like NATO meetings and reverberated in analyses by strategists at institutions such as the RAND Corporation and International Institute for Strategic Studies.

Operators and Deployment

Official and export operators have included France, Argentina, Peru, Qatar, United Arab Emirates, Yemen (formerly), Chile, Ecuador, Morocco, and several other coastal states in Africa and Asia. Deployments ranged from frigates and corvettes to coastal batteries integrated into national shore defenses analogous to deployments by Iran and Syria for anti-access roles. Some operators retired MM38s in favor of newer family members or Western and Russian alternatives supplied by United States Department of Defense contractors or firms like Rosoboronexport.

Countermeasures and Survivability

The Exocet's sea-skimming profile and terminal radar seeker spurred development of electronic countermeasures by firms such as Thales Group and SELEX ES, and deployment of decoys like towed torpedo decoys and chaff systems used by Royal Navy and United States Navy vessels. Survivability measures included improvements in shipboard radar horizon awareness with sensors from Boeing and Raytheon Technologies, integrated point-defense systems such as the Phalanx CIWS and Goalkeeper CIWS, and tactics emphasizing dispersion and maneuvering informed by doctrines studied at institutions like the Naval War College.

Legacy and Influence on Missile Design

The MM38 Exocet had a lasting impact on anti-ship missile development, influencing designs such as the Harpoon (missile), BrahMos, and various Russian export missiles by demonstrating effectiveness of small, sea-skimming, radar-homing weapons. It catalyzed advances in naval air defense, damage control practices at establishments like the Falkland Islands Memorial Chapel and naval shipbuilding standards at yards such as DCNS (now Naval Group) facilities. The Exocet legacy persists in contemporary naval procurement debates at organizations like the European Defence Agency and in scholarly assessments published by Jane's Information Group and the IISS.

Category:Anti-ship missiles Category:French missiles Category:Cold War weapons of France