| Navy | The Royal Navy |
| Type | Destroyer |
| Class | P |
| Pennant | G 56 |
| Built by | Vickers Armstrong (Newcastle-on-Tyne, U.K.) : Vickers Armstrong (Barrow-in-Furness, U.K.) |
| Ordered | 20 Oct, 1939 |
| Laid down | 26 Dec, 1939 |
| Launched | 27 Mar, 1941 |
| Commissioned | 15 Jun, 1942 |
| End service | |
| Loss position | |
| History | Scrapped at Bo-ness in June 1967.
Commanding Officers: Lt.Cdr. Rupert Cyril Egan, RN Petard refitting Lt.Cdr. Reginald Lacey Caple, DSC, RN |
| Former name | HMS Persistant |
| Noteable events involving Petard include: 30 Oct, 1942 15 Dec, 1942 4 May, 1943 |
![]() Capturing Enigma Harper, Stephen |
Books dealing with this subject include:
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