| Navy | The Soviet Navy |
| Type | Submarine |
| Class | M (Malyutka) |
| Pennant | |
| Mod | 3rd group (Type XII) |
| Built by | Krasnoye Sormovo (Gorkiy, U.S.S.R) / Yard 112 |
| Ordered | |
| Laid down | 20 Jan 1938 |
| Launched | 5 Oct 1939 |
| Commissioned | 31 Jul 1940 |
| Lost | Aug 1941 |
| History | Pacific fleet. Most likely sunk in a Russian defensive minefield off Vladivostok between 10 and 16 August 1941. |
We don't have any commands listed for USSR M-63
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