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FIGHTING SHIPS OF THE WORLD
UNITED STATES OF AMERICA
SUBMARINES
"F" submarines (CARP (F1)) (1912 - 1913)


Photo



F3 1912

Ships


No Name Yard No Builder Laid down Launched Comm Fate
SS20 F1 (ex-Carp) 94 Union Iron Wks, San Francisco 8.1909 6.9.1911 6.1912 collision 17.12.1917
SS21 F2 (ex-Barracuda) 95 Union Iron Wks, San Francisco 8/1909 19.3.1912 6/1912 stricken 3-8/1922
SS22 F3 (ex-Pickerel) 55 Moran, Seattle 8/1909 6.1.1912 8.1912 stricken 3-8/1922
SS23 F4 (ex-Skate) 56 Moran, Seattle 8.1909 6.1.1912 5.1913 foundered 25.3.1915


Technical data


Displacement standard, t

 

Displacement normal, t

330 / 400

Length, m

43.5

Breadth, m

4.70

Draught, m

3.70

No of shafts

2

Machinery

SS20, 21: 2 NLSE diesels / 2 electric motors

SS22, 23: 2 Craig diesels / 2 electric motors

Power, h. p.

SS20, 21: 780 / 620

SS22, 23: 800 / 620

Max speed, kts

13.5 / 11.5

Fuel, t

diesel oil 33

Endurance, nm(kts)2300 (11) / 100 (5)
Armament

4 - 450 TT (bow, 4)

Complement

22

Diving depth operational, m60


Standard scale images


<i>F1</i> 1912
F1 1912


Graphics


<i>F3</i> 1912
F3 1912


Project history

This design was contemporary with the E class, and used the same type of engines, with the same type of problems. All had to be withdrawn from service in 1915 for re-engining.

Modernizations

1915, all survived: received new diesels.

Naval service

F1 was lost in collision with F3 17.12.1917 off Point Loma, California. F4 foundered by mechanical failure, off Honolulu 25.3.1915, later she was salvaged and stricken.