| Navy | The Royal Navy |
| Type | Motor minesweeper |
| Class | MMS I |
| Pennant | J 640 |
| Built by | Frank Curtis (Par, England, U.K.) |
| Ordered | 10 Mar 1941 |
| Laid down | |
| Launched | 5 Nov 1941 |
| Commissioned | 1 Mar 1942 |
| End service | |
| History | To Turkey in April 1946 |
Commands listed for HMS MMS 140 (J 640)
Please note that we're still working on this section.
| Commander | From | To | |
| 1 | T/Lt. William Frederick Watson, RNR | 15 Jun 1942 | 18 Aug 1942 |
| 2 | P Buckner, RNVR | 18 Aug 1942 | 18 Jan 1945 |
| 3 | P A Ward, RNVR | 18 Jan 1945 | late 1945 |
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