| Navy | The US Navy |
| Type | Motor torpedo boat |
| Class | ELCO 80' |
| Pennant | |
| Built by | Electric Launch Company Ltd. (Elco), (Bayonne, New Jersey, U.S.A.) |
| Ordered | 15 Oct 1942 |
| Laid down | 11 Jun 1943 |
| Launched | 28 Aug 1943 |
| Commissioned | 14 Sep 1943 |
| End service | |
| History | Sold in May 1946. |
We don't have any commands listed for USS PT 550
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