The submarine S-20 (SS-125) of the US Navy.
Technical information
| Type | Submarine |
| Displacement | 854 / 1062 BRT |
| Length | 219 feet |
| Complement | 42 men |
| Armament | 4 torpedo tubes, 12 torpedoes 1 4" deck gun |
| Max speed | 14.5 / 11 knots (surfaced/submerged) |
| Engines | Diesels / Electric |
| Power | 1200 / 1500 (surfaced/submerged) |
| Notes on class |
US Navy ships of the S-1 class
To see all S-1 class ships click here.
| S-1 (SS-105) (Loaned to the Royal Navy as P 552) | ||
| S-18 (SS-123) | ||
| S-21 (SS-126) (Loaned to the Royal Navy as P 553) | ||
| S-22 (SS-127) (Loaned to the Royal Navy as P 554) | ||
| S-23 (SS-128) | ||
| S-24 (SS-129) (Loaned to the Royal Navy as P 555) | ||
| S-25 (SS-130) (Loaned to the Polish Navy as Jastrzab) | ||
| S-28 (SS-133) | Lost on 4 Jul 1944 | |
| S-29 (SS-134) (Loaned to the Royal Navy as P 556) | ||
| S-30 (SS-135) | ||
| S-31 (SS-136) | ||
| S-32 (SS-137) | ||
| S-33 (SS-138) | ||
| S-34 (SS-139) | ||
| S-35 (SS-140) | ||
| S-37 (SS-142) | ||
 | S-38 (SS-143) | |
| S-40 (SS-145) | ||
| S-41 (SS-146) | ||
| | S-20 (SS-125) | |
| S-26 (SS-131) | Lost on 24 Jan 1942 | |
| S-27 (SS-132) | Lost on 19 Jun 1942 | |
| | S-36 (SS-141) | Lost on 20 Jan 1942 |
| S-39 (SS-144) | Lost on 16 Aug 1942 | |
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See all US Navy Submarine classes.
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