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Fact Sheet |
20mm Close-in Ship Defense System
General Dynamics Armament and Technical Products produces the 20mm Gatling gun and ammunition handling system for the Phalanx Close-In Weapon System. Phalanx provides close-in defense against high-speed missile, aircraft, and surface threats and performs autonomous search and track of enemy targets, providing a greatly increased level of security for a variety of naval ships. Specifications |
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Gun Type |
M61A1 20mm Six-Barrel Gatling Gun |
Weight |
13,600 Pounds (6,196 kg) |
Rate of Fire |
Dual Fire Rate, 3,000 or 4,500 Shots Per Minute |
Electric Power |
Three-Phase, 440V, 60 Hz, 18kw in Search, |
Gun Drive |
Pneumatic |
Magazine |
1550-Round Enhanced Lethality Cartridge |
Mount Drive |
Electric |
Search Radar |
Ku-Band, Digital MTI |
Track Radar |
Ku-Band, Pulse Doppler Mono-pulse |
EO Sensor |
FLIR Imaging System with Automatic ACQ Tracker |
Seawater Cooling |
20gpm, 30psig |