The submarine HMS Proteus (N 29) of the Royal Navy.
Technical information
| Type | Submarine |
| Displacement | 1475 / 2040 BRT |
| Length | 290 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 very similar to the earlier O class but were slightly longer. They had a raked stem (bows) and a shield was provided for the 4" gun. A sixth ship, HMS Poseidon, was sunk in a collision with the Merchant Yuta, 20 miles north of Wei Hai Wei, China on 9 June 1931. Submarines of this class that have detailed patrol info added are shown in bold in the list below. |
All ships of the P class
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| HMS Pandora (N 42) | Lost on 1 Apr 1942 | |
| HMS Parthian (N 75) | Lost on Aug 1943 | |
| HMS Perseus (i) (N 36) | Lost on 6 Dec 1941 | |
 | HMS Phoenix (N 96) | Lost on 16 Jul 1940 |
| | HMS Proteus (N 29) | |
Full wartime service history on this vessel. | ||
Royal Navy (more on See all Submarine classes.
 Fighting Captain, The Burn, Alan |
Books dealing with this subject include:
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