| Navy | The US Navy |
| Type | Patrol craft |
| Class | PC-461 |
| Pennant | PC-577 |
| Built by | Dravo Corp. (Pittsburgh, Pennsylvania, U.S.A.) |
| Ordered | |
| Laid down | 6 May, 1942 |
| Launched | 25 Jul, 1942 |
| Commissioned | 15 Oct, 1942 |
| End service | |
| Loss position | |
| History | Sunk during Chemical Warfare tests by the US Army on 12 November 1948 |
| Noteable events involving PC-577 include: 9 Jan, 1943 PC-577 also picks up 24 survivors from the American tanker Broad Arrow that also was torpedoed and sunk by the German submarine U-124 about 50 nautical miles north of Paramaribo, Suriname in position 07º35'N, 55º45'W. USS PC-577 picks up survivors from the American merchants Collingsworth (34 survivors) and Minotour (46 survivors) that were torpedoed and sunk by the German submarine U-124 about 50 nautical miles north of Paramaribo, Suriname in position 07º12'N, 55º37'W. |