| 1909 | C35 | Launched |
| 1921 | X1 | Laid Down |
| 1939 | Utmost (N19) | Laid Down |
| 1940 | Taku (N38) | HMS Taku hit the the German tanker Gedania in the Bay of Biscay about 35 nautical miles south-west of Belle-Isle island with a dud torpedo. |
| 1940 | Tigris (N63) | HMS Tigris fires two torpedoes against the Italian submarine Veniero in the Bay of Biscay of the Gironde estuary. Both torpedoes missed. |
| 1941 | Utmost (N19) | ORP Sokol and HMS Utmost together sink the Italian merchant Balilla about 20 nautical miles north-west of Capo San Vito, Sicily, Italy. |
| 1942 | Statesman (P246) | Laid Down |
| 1942 | Veldt (P71) | Laid Down |
| 1943 | Upstart (P65) | While on patrol off Toulon, southern France, HMS Upstart attacks the French merchant Medjerda. All torpedoes miss. |
| 1944 | Shalimar (P242) | HMS Shalimar damages 5 Japanese landing craft with gunfire in the harbour at Car Nicobar Island. |
| 1944 | Storm (P233) | HMS Storm sinks seven Japanese sailing vessels with gunfire in the Gulf of Boni, Celebes, Netherlands East Indies. |
| 1944 | Tantalus (P318) | HMS Tantalus torpedoes and sinks the Japanese cargo ship Hachijin Maruand damages the Japanese submarine chaser Ch 1 about 225 nautical miles east of Singapore. |
| 1944 | Terrapin (P323) | HMS Terrapin sinks the Japanese auxiliary netlayer Kumano Maru in Strait of Malacca. |
| 1971 | Courageous (S50) | Left Barrow for the last time |
| 1996 | Vigilant (S30) | Completed |
