RIM-162 ESSM

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RIM-162 Evolved Sea Sparrow Missile (ESSM)

Type Medium-range surface-to-air missile
Service history
In service February 2004 aboard USS Chafee
Production history
Manufacturer Raytheon
Produced September 1998
Specifications
Weight 620 lb (280 kg)
Length 12 ft (3.66 m)
Diameter 10 in (254 mm)

Warhead 66 lb (39 kg) blast-fragmentation
Detonation
mechanism
Proximity fuse

Engine Mk 143 Mod 0 solid fuel rocket
Operational
range
27+ nm (50+ km)
Speed Mach 4+
Guidance
system
Midcourse datalink
Terminal semi-active radar homing
Launch
platform
Mk 41 VLS (RIM-162A/B)
Mk 48 VLS (RIM-162C)
Mk 29 box launcher (RIM-162D)

The RIM-162 Evolved Sea Sparrow Missile (ESSM) is a development of the RIM-7 Sea Sparrow missile used to protect ships from attacking missiles and aircraft. ESSM is designed to counter supersonic maneuvering anti-ship missiles. Compared to the Sea Sparrow, ESSM has a larger, more powerful rocket motor for increased range and agility, as well as upgraded aerodynamics using strakes and skid-to-turn. In addition, ESSM takes advantage of the latest missile guidance technology, with different versions for Aegis/SPY-1, Sewaco/APAR, and traditional target illumination all-the-way. ESSM also has the ability to be "quad-packed" in the Mk 41 VLS system, allowing four times the number of Sea Sparrow to be carried.

ESSM will be used by many allied countries. The first country to achieve operational status for ESSM after the United States was Australia. Other countries which also integrated the ESSM are Denmark, The Netherlands, Germany and Norway. Other countries in the process of integrating ESSM are Canada, New Zealand, Greece, Japan, Spain and Turkey.

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