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1901 - HMS No 1
1917 - HMS Nautilus
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1933 - HMS Seahorse
1941 - HMS Surf
1944 - HMS Spearhead
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Boat Database

HMS Poseidon
Parthian Class
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Poseidon 

(N99)
Laid Down:05-09-1928
Launched:21-06-1929
Completed:05-05-1930
Builder:Vickers (Barrow)
Build Group:P
 
Fate:Lost after a collision with SS Yuta off Wei-Hai-Wei in the Gulf of Korea 9th June 1931.

Ex 99P

Events
09-06-1931:Sunk in collision

On 9th June 1931 HMS Poseidon was exercising 20 miles north of her home base of Wei Hai Wei when the steamer Yuta was spotted some distance away. Despite excellent visibility the two vessels collided and the submarine sank within two minutes.

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Specification

Length overall  289ft 2in
Beam  29ft 10¾in
Depth  16ft 11¾in
Displacement   1760 tons (surface) / 2040 tons (submerged)
Diving Depth  500 feet
Speed  Surface 17 to 17.5 knots (design) 17.5 knots (service) / Submerged 9 knots (design) 8.5 knots (service)
No. of shafts  2
Propeller  3 blades, 6ft 5in dia
Armament  6 21-inch bow tubes, 2 21-inch stern tubes (14 torpedoes carried). 1 4-inch gun
Endurance  Surface: 11400 miles at 8 knots (design) 10750 miles at 8 knots (service) / Submerged: 60 miles at 4 knots (design) 8.5 miles at 8.5 knots or 70 miles at 4 knots (service)
Complement   53

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