USS Spot
| History | |
|---|---|
| United States | |
| Name | Spot |
| Ordered | 9 July 1942 |
| Builder | Mare Island Naval Shipyard |
| Laid down | 24 August 1943 |
| Launched | 19 May 1944 |
| Commissioned | 3 August 1944 |
| Decommissioned | 19 June 1946 |
| Recommissioned | 19 August 1961 |
| Decommissioned | 12 January 1962 |
| Stricken | 1 August 1975 |
| Identification | Hull number: SS-413 |
| Fate | Transferred to Chile, 12 January 1962 |
| Chile | |
| Name | Simpson |
| Acquired | 12 January 1962 |
| Decommissioned | 1982 |
| Identification | Pennant number: SS-21 |
| General characteristics | |
| Class & type | Balao class diesel-electric submarine |
| Displacement | |
| Length | 311 ft 10 in (95.05 m) |
| Beam | 27 ft 4 in (8.33 m) |
| Draft | 16 ft 10 in (5.13 m) maximum |
| Propulsion |
|
| Speed |
|
| Range | 11,000 nautical miles (20,000 km) surfaced at 10 knots (19 km/h) |
| Endurance |
|
| Test depth | 400 ft (120 m) |
| Complement | 10 officers, 70–71 enlisted |
| Armament |
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USS Spot (SS-413) was a Balao-class submarine of the United States Navy, named for the spot, a small sciaenoid food fish of the Atlantic coast, with a black spot behind its shoulders.