Editing Black Swan-class sloop (section)

{{Short description|Ship class}}
{{more citations needed|date=January 2013}}
{{Use British English|date=January 2013}}
{{Use dmy dates|date=March 2022}}

{|{{Infobox ship begin}}
{{Infobox ship image
|Ship image=HMS Black Swan 1945 IWM FL 2274.jpg
|Ship caption={{HMS|Black Swan|L57|6}} in April 1945
}}
{{Infobox ship class overview
|Name=''Black Swan'' class
|Builders=
|Operators=*{{navy|United Kingdom}}
* {{Navy|British Raj}}
* {{navy|West Germany}}
* {{Navy|India}}
|Class before={{sclass|Egret|sloop|4}}
|Class after=
|Subclasses=
|Cost=
|Built range=1938–1946
|In service range=
|In commission range=1939–1981
|Total ships building=
|Total ships planned=42
|Total ships completed=12 (original) + 25 (modified)
|Total ships cancelled=5
|Total ships active=
|Total ships laid up=
|Total ships lost=6
|Total ships retired=30
|Total ships preserved=
}}
{{Infobox ship characteristics
|Hide header=
|Header caption=
|Ship class=
|Ship type=[[Sloop-of-war]]
|Ship displacement=*1,250&nbsp;tons original
* 1,350&nbsp;tons modified
|Ship length= {{Convert|299|ft|6|in|m|abbr=on}}
|Ship beam=*{{Convert|37|ft|6|in|m|abbr=on}} original
* {{Convert|38|ft|6|in|m|abbr=on}} modified
|Ship height=
|Ship draught= {{Convert|11|ft|m|abbr=on}}
|Ship power=
|Ship propulsion=*Geared turbines, 2 shafts:
* 3,600&nbsp;hp (2.68&nbsp;MW) (original)
* 4,300&nbsp;hp (3.21&nbsp;MW) (modified)
|Ship speed=*{{Convert|19.25|kn|km/h|0}} (original)
* {{Convert|20|kn|km/h|0}} (modified)
|Ship range= {{Convert|7500|nmi|km|abbr=on}}  at  {{Convert|12|kn|km/h|abbr=on}}
|Ship endurance=
|Ship boats=
|Ship complement=*180 (original)
* 192 (modified)
|Ship sensors=
|Ship EW=
|Ship armament=*6 × [[QF 4-inch naval gun Mk XVI|QF {{Convert|4|in|mm|0|abbr=on}} Mk XVI]] AA guns (3 × 2)
* 4 × [[QF 2-pounder naval gun|2-pounder AA pom-pom]]
* 4 × [[Vickers .50 machine gun|{{Convert|0.5|in|mm|1|adj=on}} AA machine guns]] (original)
* 12 × [[Oerlikon 20 mm cannon|20&nbsp;mm Oerlikon]] AA (6 × 2) (modified)
* [[Depth charge]]s 40 (110 modified)
|Ship armour=
|Ship notes=
}}
|}

The '''''Black Swan'' class''' and '''Modified ''Black Swan'' class''' were two [[ship class|classes]] of [[sloop-of-war|sloop]] of the [[Royal Navy]] and [[Royal Indian Navy]].  Twelve ''Black Swan''s were launched between 1939 and 1943, including four for the Royal Indian Navy; twenty-five Modified ''Black Swan''s were launched between 1942 and 1945, including two for the Royal Indian Navy; several other ships were cancelled.