View source for INS Keshet (1982)

{{short description|Israeli Sa'ar 4.5-class missile boat}}
{{other ships|INS Keshet}}
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{{Infobox ship career
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|Ship country=Israel
|Ship flag={{shipboxflag|Israel|naval}}
|Ship name=''Keshet''
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|Ship builder=[[Israel Shipyards|Israel Shipyards Ltd.]]
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|Ship launched= October 1982
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|Ship commissioned= November 1982
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|Ship status=Active
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|Ship badge= [[File:Inskeshetemblm.jpg|120px]]
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{{Infobox ship characteristics
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|Ship class={{sclass|Sa'ar 4.5|missile boat}}
|Ship displacement=
* 488 [[tonne]]s (full load)
|Ship length={{convert|61.7|m|ft|2|abbr=on}}
|Ship beam={{convert|7.6|m|ft|2|abbr=on}}
|Ship draught=
|Ship draft={{convert|2.5|m|ft|2|abbr=on}}
|Ship propulsion=4 [[MTU Friedrichshafen|MTU]] [[V16 engine|16V]] 538 TB93 [[diesel engine]]s, four shafts, total of {{convert|16,600|shp|abbr=on}}
|Ship speed={{Convert|31|kn|km/h|0}}
|Ship range=
{{convert|3,000|nmi|km|-2}} at {{convert|17|kn|kph}}
{{convert|1,500|nmi|km|-2}} at {{convert|30|kn|kph}}
|Ship boats=
|Ship complement=53 officers and crew
|Ship sensors=
|Ship EW=
|Ship armament=
* 8 x [[RGM-84 Harpoon]] [[anti-ship missile]]s
* 6 x [[Gabriel (missile)|Gabriel]] Mark II anti-ship missiles
* 16 x [[Barak 1]] [[surface-to-air missile]]s
* 1 x [[OTO Melara 76 mm]] [[naval gun]]
* 2 or 4 x {{convert|0.5|in|mm|2|abbr=on}} caliber [[M2 Browning machine gun]]s
* 2 x 12.7 mm [[general-purpose machine gun]]s 
* 1 x 20 mm [[Phalanx CIWS]]
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'''INS ''Keshet''''' is an Israeli [[missile boat]] of the [[Shayetet 3]] Flotilla, one of ten {{sclass|Sa'ar 4.5|missile boat}}s. She was [[Ceremonial ship launching|launched]] in 1982 by [[Israel Shipyards]] at the [[Port of Haifa]]. She has been a part of [[Israeli Navy]] since November 1982.<ref name=Saunders2005/><ref name=Saunders2010/>

== Construction ==
''Sa'ar 4.5''-class missile boats are an enlarged version of the {{sclass|Sa'ar 4|missile boat|4}}.<ref name=Gardiner&Chambley>{{cite book| last = Gardiner | first = Robert | last2 = Chumbley | first2 = Stephen | title = Conway’s All The World’s Fighting Ships 1947-1995 | url = https://archive.org/details/conwaysallworlds00gard_606 | url-access = limited | publisher = Naval Institute Press | location = Annapolis | date = 1996 | isbn = 1557501327 |page = [https://archive.org/details/conwaysallworlds00gard_606/page/n200 193]}}</ref> New ships were longer and consequently they take an augmented armament.<ref name=Gardiner&Chambley/>

INS ''Keshet'' was built at the [[Israel Shipyards]] in [[Port of Haifa]]. She was [[Ceremonial ship launching|launched]] in October 1982.<ref name=Saunders2005/><ref name=Saunders2010/>

== Dimensions and drive ==
The length of this unit is {{convert|61.7|m|ftin}}, the breadth is {{convert|7.6|m|ftin}} and the [[Draft (hull)|draught]] is {{convert|2.5|m|ftin}}.<ref name=Faulkner/> She has a [[flush deck]], short [[superstructure]] located in front of the midship and [[freeboard]].<ref name=Faulkner/> The [[Displacement (ship)|full load displacement]] is 488 tonnes.<ref name=Saunders2005/><ref name=Saunders2010/>

The total power of engines is {{convert|16000|hp|lk=in}}.<ref name=Saunders2005/><ref name=Faulkner/> ''Keshet'' is proppeled by four [[MTU Friedrichshafen|MTU]] 16V538 TB93 [[Diesel engine]]s. The flank speed of her is {{convert|31|kn|lk=in}};<ref name=Saunders2005/><ref name=Faulkner/> the range is {{convert|3000|nmi|lk=in}} at a speed of about {{convert|17|kn}} and {{convert|1500|nmi}} at {{convert|30|kn}}.<ref name=Gardiner&Chambley/><ref name=Sharpe/>

== Armament ==

The primary armament is two quadruple launchers of American [[Harpoon (missile)|Harpoon]] [[anti-ship missile]]s, both allocated behind the superstructure.<ref name=Saunders2005/><ref name=Faulkner/> The missile is able to reach {{convert|130|km|mi|abbr=on}}, the speed is {{convert|0.9|Mach|lk=in}} and the weight of the warhead is {{convert|227|kg|lb|abbr=on}}.<ref name=Saunders2005/><ref name=Saunders2010/> Behind them, there are six single launchers of Israeli [[Gabriel (missile)|Gabriel]] Mark II missiles<ref name=Saunders2005/><ref name=Faulkner>{{cite book| last = Faulkner | first = Keith | title = Jane’s Okręty Wojenne Przewodnik Encyklopedyczny | publisher = Zysk i S-ka | location = Poznań | date = 2004 | isbn = 83-7298-588-X | language= pl |page = 330}}</ref> with a {{convert|75|kg|lb|abbr=on}} warhead and a range of about {{convert|36|km|mi|abbr=on}}.<ref name=Saunders2005/><ref name=Saunders2010/> In service, the Israeli Navy set two 8-fold anti-aircraft [[Barak 1]] launchers with the range of a projectile of {{convert|10|km|mi|abbr=on}}, making the armament identical to one in {{INS|Hetz|1991|6}}.<ref name=Saunders2005>{{cite book| last = Saunders | first = Stephen | title = Jane’s Fighting Ships 2004-2005 | date = 2004 | publisher = Jane’s Information Group Ltd | location = London | isbn=0-7106-2623-1 |page = 355}}</ref><ref name=Saunders2010>{{cite book| last = Saunders | first = Stephen | title = Jane’s Fighting Ships  2009-2010 | date = 2009 | publisher = Jane’s Information Group Ltd | location = London | isbn=0-7106-2888-9 |page = 385}}</ref>

The secondary armament consists of single, dual-purpose gun [[OTO Melara 76 mm]], allocated abaft in a [[gun turret]]. The weight of the projectile is {{convert|6|kg|lb|abbr=on}}, the range is {{convert|16|km|mi|abbr=on}} and the rate of fire is 85 rounds per minute (RPM). The angle of elevation is 85°.<ref name=Sharpe>{{cite book | last = Sharpe | first = Richard | title = Jane’s Fighting Ships 1989-90 | date = 1989 | pages = 285 | publisher = Jane’s Defence Data | location = London | isbn=0-7106-0886-1 }}</ref><ref name=Saunders2005/> There are also two single [[Oerlikon 20 mm cannon]] with a range of {{convert|2|km|mi|abbr=on}} and rate of fire of 900 RPM and one double (or quadruple) station for [[M2 Browning machine gun]]s.<ref name=Sharpe/><ref name=Saunders2005/> The [[Bow (ship)|bow]] is armed with close-in weapon system, [[Phalanx CIWS]],<ref name=Gardiner&Chambley/><ref name=Faulkner/> with the rate of fire 3,000 RPM, and the range {{convert|1500|m|yd|abbr=on}}.<ref name=Sharpe/><ref name=Saunders2005/>

== References ==
{{Reflist}}

{{Sa'ar 4.5-class missile boat}}

{{DEFAULTSORT:Keshet}}
[[Category:1982 ships]]
[[Category:Ships built in Israel]]
[[Category:Sa'ar 4.5-class missile boats]]
[[Category:Naval ships of Israel]]
[[Category:Missile boats of the Israeli Navy]]