| Navy | The US Navy |
| Type | Submarine |
| Class | Balao |
| Pennant | 399 |
| Built by | Portsmouth Navy Yard (Kittery, Maine, U.S.A.) |
| Ordered | |
| Laid down | 30 Oct 1943 |
| Launched | 21 Feb 1944 |
| Commissioned | 16 May 1944 |
| End service | 2 Dec 1968 |
| Loss position | |
| History | Decommissioned and stricken 2 December 1968. |
Commands listed for USS Sea Cat (399)
Please note that we're still working on this section.
| Commander | From | To | |
| 1 | Cdr. R. B. McGregor, USN | 16 May 1944 | > Dec 1944 |
| 2 | John Michael Bowers, USN | < Feb 45 | > Sep 45 |
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Noteable events involving Sea Cat include:
28 Aug 1944
With her trails and initial training completed USS Sea Cat (Cmdr Robert Roy McGregor) departs New London bound for Pearl Harbour.
28 Oct 1944
USS Sea Cat (Cmdr Robert Roy McGregor) departs Pearl Harbour for her 1st war patrol, and is ordered to patrol in the South China Sea. She terminates her patrol at Guam.
3 Dec 1944
USS Sea Cat (Cmdr Robert Roy McGregor) possibly torpedoes and damages the Japanese tanker Harima Maru (10045 GRT) in South China Sea off coast of French Indo-China.
1 Feb 1945
USS Sea Cat (Lt Cmdr John Michael Bowers) departs Guam for her 2nd war patrol, and is ordered to patrol in the East China Sea.
24 Mar 1945
USS Sea Cat (Lt Cmdr John Michael Bowers) ends her 2nd war patrol at Midway.
27 Apr 1945
USS Sea Cat (Lt Cmdr John Michael Bowers) departs Midway for her 3rd war patrol, and is ordered to patrol in the Yellow Sea.
7 Jun 1945
USS Sea Cat (Lt Cmdr John Michael Bowers) sinks a Japanese sailing vessel with gunfire in the Yellow Sea in position 37º03'N, 124º01'E. (see map)
26 Jun 1945
USS Sea Cat (Lt Cmdr John Michael Bowers) ends her 3rd war patrol at Pearl Harbour.
6 Aug 1945
USS Sea Cat (Lt Cmdr John Michael Bowers) departs Pearl Harbour for her 4th war patrol, and is ordered to patrol of the Kurile Islands.
2 Sep 1945
USS Sea Cat (Lt Cmdr John Michael Bowers) was present in Tokyo Bay when the Japanese surrendered.
7 Sep 1945
USS Sea Cat (Lt Cmdr John Michael Bowers) ends her 4th war patrol at Guam.