1980    

US CIWS Phalanx 20 mm



Close-In Weapon System

artillery



  • Close-In Weapon System CIWS Phalanx 20 mm



Last line of defense against air attacks, R2D2 was first tested in 1973 and introduced into service in 1980. Since then, all types of ships has been retroffited to carry at least one of them



  Specifications


20caliber (mm)
4500Rate of fire (round/min)
1.50range (km)






  Used by


0UK Queen Elizabeth class aircraft carrier v stol CVS 3
1961US Iwo Jima class assault carrier LH 2
1964US Sacramento class support ship AO 2
1965US Hamilton class coast guards W 1
1965UK Fearless class landing ship/platform dock L 2
1965US America (1965) class aircraft carrier CV 3
1968US John F Kennedy class aircraft carrier CV 3
1968US Kilauea class support ship AO 1
1969US Wichita class support ship AO 2
1969CA Protecteur class support ship AO 2
1970US Blue Ridge class command ship LCC 1
1973JP Haruna class helicopter carrier H 2
1975US Nimitz class aircraft carrier (nuclear powered) CVN 4
1975US Oliver Hazard Perry class guided-missile frigate FFG 1
1976JP Tachikaze class guided-missile destroyer DDG 2
1976US Tarawa class assault carrier LH 2
1980AU Adelaide class guided-missile frigate FFG 1
1980UK Type 42 (Batch 3) guided-missile destroyer DDG 2
1980UK Invincible class aircraft carrier v stol CVS 3
1981US Kidd class guided-missile destroyer DDG 2
1981US Cimarron class support ship AO 2
1983US Ticonderoga class guided-missile cruiser CG 2
1985US Whidbey Island class landing ship/platform dock L 2
1986JP Asagiri class destroyer DD 2
1986US Improved Nimitz class aircraft carrier (nuclear powered) CVN 4
1986JP Hatakaze class guided-missile destroyer DDG 2
1989US Wasp class assault carrier LH 3
1989JP Abukuma class frigate FF 1
1990PT Vasco da Gama class frigate FF 1
1991US Arleigh Burke Flight I class guided-missile destroyer DDG 2
1991CA Iroquois TRUMP class guided-missile destroyer DDG 1
1992UK Fort II class (1992) support ship AO 2
1992GR Hydra class frigate FF 2
1992CA City class frigate FF 1
1993JP Kongo class guided-missile destroyer DDG 2
1993TW Cheng Kung class guided-missile frigate FFG 1
1993IL Sa'ar 5-class corvette FS 1
1994TH Phutthayotfa Chulalok class frigate FF 1
1995US Harpers Ferry class landing ship/platform dock L 2
1996JP Murasame class destroyer DD 2
1998JP Osumi class landing ship/platform dock L 2
1998UK Ocean class assault carrier LH 3
2003UK Wave class support ship AO 2
2003JP Takanami class destroyer DD 2
2006UK Bay class landing ship/platform dock L 2
2007JP Atago class guided-missile destroyer DDG 2
2008US National Security Cutter coast guards W 1
2009JP Hyuga class helicopter carrier H 2
2012JP Akizuki 2010 class destroyer DD 2
2012UK Tide class support ship AO 2
2013KR Incheon class frigate FF 1
2014US America (2014) class assault carrier LH 2
2017AU Hobart class guided-missile destroyer DDG 1
2017US Ford class aircraft carrier (nuclear powered) CVN 2
2018JP Asahi class destroyer DD 2
2019TH Adulyade class guided-missile frigate FFG 1
2020JP Maya class guided-missile destroyer DDG 2
2022UK Type 26 class frigate FF 2



  Refits


1980-apr US USS America CV-66 Aircraft Carrier America (1965) class 3x CIWS fitted during refit
1989 UK HMS Fearless L10 Landing Ship/Platform Dock Fearless class refit at HMD Devonport, including replacement of guns and her 4x quadruple Seacat launchers for new 20mm and Phalanx CIWS. Completed 1991.
1990 UK HMS Edinburgh D97 Guided-Missile Destroyer Type 42 (Batch 3) included addition of a pair of Phalanx CIWS, completed 1991
1999 UK RFA Fort George A388 Support Ship Fort II class (1992) fitted with Phalanx CIWS
1999-feb-01 UK RFA Fort Victoria A387 Support Ship Fort II class (1992) refit at Babcocks, until Jun 1999, fitted with Phalanx CIWS
2017-mar UK HMS Albion L14 Landing Ship/Platform Dock Albion class Received 2 sets of Phalanx to replace Goalkeeper. Rejoined the Fleet after refit on 21 Jul.
2018 UK RFA Wave Knight A389 Support Ship Wave class Completed refit in Dec 2018, with Phalanx now fitted to the previously provided mount stations, fore and aft.



  In Service


UK Royal Navy
US US Navy
US US Coast Guard
BD Bangladesh Navy
RP Philippine Navy
NG Nigerian Navy
VN Vietnam Coast Guard
LK Sri Lanka Navy
CA Canadian Armed Forces
JP Japanese Navy
PL Polish Navy
EG Egyptian Navy
TR Turkish Navy
BH Royal Bahrain Naval Force
AU Royal Australian Navy
PT Portuguese Navy
UK Royal Fleet Auxiliary
GR Hellenic Navy
IL Israeli Navy
TW Republic of China Navy (Taiwan)
TH Royal Thai Navy
BR Brazilian Navy
KR Republic of Korea Navy








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