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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, m | 60 |
Standard scale images
F1 1912
Graphics
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 All had to be withdrawn from service in 1915 for re-engining.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.
