Editing Black Swan-class sloop (section)

===Royal Indian Navy===
Two ships were ordered under the 1939 Programme, the order being placed with Denny on 8&nbsp;September 1939. The second pair were ordered under the 1940 Programme, this order with Thornycroft being placed on 29&nbsp;August 1940. The first two were used as survey ships after the War. The second pair were transferred to the [[Pakistan Navy]] in 1948. The third pair (which were of the Modified ''Black Swan'' class – see below)

{| class="wikitable sortable plainrowheaders" style="font-size:97%;"
|+ List of ''Black Swan''-class sloops of the Royal Indian Navy
|-
! scope="col" | Name
! scope="col" | Pennant
! scope="col" | Builder
! scope="col" | Laid Down
! scope="col" | Launched
! scope="col" | Commissioned
! scope="col" | Fate
|-
! scope="row" | {{HMIS|Sutlej|U95|2}}
! scope="row" | U95
|[[William Denny and Brothers|Denny]], [[Dumbarton|Dunbarton]]
|4&nbsp;January 1940
|1&nbsp;October 1940
|23&nbsp;April 1941
|Survey vessel 1955. Paid off at end 1978 and scrapped in 1980.
|-
! scope="row" | {{HMIS|Jumna|U21|2}}
! scope="row" | U21
|[[William Denny and Brothers|Denny]], [[Dumbarton|Dunbarton]]
|28&nbsp;February 1940
|16&nbsp;November 1940
|13&nbsp;May 1941
|Survey vessel 1957. Renamed INS ''Jamuna'' 1968, paid off at end 1980 and broken up.
|-
! scope="row" | {{HMIS|Narbada|U40|2}}
! scope="row" | U40
|[[John I. Thornycroft & Company|Thornycroft]], [[Woolston, Southampton|Woolston]]
|30&nbsp;August 1941
|21&nbsp;November 1942
|29&nbsp;April 1943
|Renamed ''Jhelum'' 1948. Sold to be broken up 15&nbsp;July 1959.
|-
! scope="row" | {{HMIS|Godavari|U52|2}}
! scope="row" | U52
|[[John I. Thornycroft & Company|Thornycroft]], [[Woolston, Southampton|Woolston]]
|30&nbsp;October 1941
|21&nbsp;January 1943
|28&nbsp;June 1943
|Renamed ''Sind'' 1948. Sold for breaking up 2&nbsp;June 1959.
|}