* "Viscount", built by Thornycroft, laid down 20 December 1916, launched 29 December 1917, completed 25 March 1918, sold for breaking up 20 March 1945 but actually broken up in May 1947.
* "Viscount", costruita nei cantieri Thornycroft, impostata il 20 dicembre 1916, varata il 29 dicembre 1917 e completata il 25 marzo 1918.