Technical information
| Type | Submarine |
| Displacement | 1475 / 2030 BRT |
| Length | 292.5 feet |
| Complement | 6 officers + 47 men |
| Armament | 1 4" gun 2 MG AA 8 21" torpedo tubes (6 bow, 2 stern) |
| Max speed | 17.5 / 9 knots (surfaced/submerged) |
| Engines | Diesel / Electric, 2 shafts |
| Power | 4400 / 1320 HP (surfaced/submerged) |
| Notes on class | This class was, like the P class also similar to the earlier O class, again larger in length and with further improvements, the 4 inch gun was mounted lower and was, unlike the P class not fitted with a shield.
Submarines of this class that have detailed patrol info added are shown in bold in the list below. |
Royal Navy ships of the R class
To see all R class ships click here.
| HMS Rainbow (N 16) | Lost on 4 Oct 1940 | |
| HMS Regent (N 41) | Lost on 1 May 1943 | |
| HMS Regulus (i) (N 88) | Lost on 6 Dec 1940 | |
| HMS Rover (N 62) | ||
Full wartime service history on this vessel. | ||
See all Royal Navy Submarine classes.
 Fighting Captain, The Burn, Alan |
Books dealing with this subject include:
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