| 1916 | E35 | Launched |
| 1916 | K3 | Launched |
| 1939 | Taku (N38) | Launched |
| 1940 | Spearfish (N69) | HMS Spearfish sinks the Danish fishing vessels S.130 and S.175 with gunfire in the North Sea. |
| 1940 | Tetrarch (N77) | HMS Tetrarch captures the Danish fishing vessel Emmanuel and sinks the Danish fishing vessel Terieven with scuttling charges in the North Sea west of Denmark. |
| 1941 | Upholder (N99) | HMS Upholder fires four torpedoes at the Italian tanker Utilitas off Capo dell'Armi but miss the target. |
| 1941 | Urge (N17) | Whilst on Patrol along the Sicily/Gulf of Sirte route an attack was made on two escorted Italian Merchant Vessels in position 35`46'N 11`57'E. Four torpedoes were fired of which the first two hit, the third missed and the fourth one also hit. As a result the 4,857 ton PERSEO was damaged and the 5,165 ton ZEFFIRO was sunk. |
| 1944 | Sceptre (P215) | HMS Sceptre torpedoes and sinks the German merchant Hochheimer off Bilbao, northern Spain. In the same attack the torpodoes miss the German patrol vessels V-402 and V-405. |
| 1944 | Supreme (P252) | Completed |
| 1945 | Sea Dog (P216) | HMS Seadog sinks a Japanese sailing vessel with gunfire north of Sumatra, Netherlands East Indies. |
| 1947 | Ambush (P418) | Commissioned under the command of Lieutenant Commander George E Hunt, DSO, DSC |
| 1970 | Superb (S109) | Ordered from Vickers, barrow |
