| Navy | The US Navy |
| Type | Patrol craft |
| Class | PC-461 |
| Pennant | PC-564 |
| Built by | Consolidated Shipbuilding Corp. (Morris Heights, New York, U.S.A.) |
| Ordered | 1 Apr 1941 |
| Laid down | 25 Jan 1942 |
| Launched | 12 Apr 1942 |
| Commissioned | 2 Jul 1942 |
| End service | |
| History | Transferred to South Korea on 22 January 1964 being renamed Sol Ak |
Commands listed for USS PC-564 (PC-564)
Please note that we're still working on this section
and that we only list Commanding Officers for the duration of the Second World War.
| Commander | From | To | |
| 1 | Lt. Roland H. Cramer, USNR | 2 Jul 1942 | Late 1942 |
| 2 | Alban Weber, USNR | Late 1942 | Mid 1943 |
| 3 | Seabury Marsh, USNR | 1 Jun 1943 | Mid/late44 |
| 4 | James E Spencer, USNR | Mid/late44 | Early 1945 |
| 5 | Percy Sandel, USNR | Early 1945 | Late 1945 |
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