| Type | Sea going | |
| Class | Tritone (type II) (27) | |
| Laid down | 15 Mar 1943 | Cantieri Riuniti dell'Adriatico, Monfalcone |
| Launched | 23 Jan 1944 |
|
| Commissioned | 16 Dec 1961 | |
| End service | 9 Sep 1943 | |
| Stricken | | |
| Loss date | 16 Mar 1945 | |
| Loss position | 45° 47'N, 13° 33'E | |
| History | Captured by the Germans on 9th September 1943 and renamed UIT-7. Not completed and sunk in an Allied air attackon 16th March 1945. Raised and towed to Taranto in 1945. Reconstruction started at the Tosi shipyard at Taranto in 1953. Relaunched on 21st June 1959 as Bario. Renamed Pietro Calvi on completion. Decommissioned in 1971. Stricken on 1st April 1973. |
| Fate | |
Commands
| Commander | Date from | Date to | Command notes |
|---|
Ships hit
No ships hit by this submarine.
Patrols and events
| | Commander | Date | Time | Port | Arr. date | Arr. time | Arr. port | Miles | Description |
|---|
| | 9 Sep 1943 | | Monfalcone | 9 Sep 1943 | | Monfalcone | | Captured on slip by the Germans, Renamed UIT-7 and launched on 23rd January 1944. Reported completed at Monfalcone on 1st August 1944 and was to be manned by an Italian crew. Scuttled on 1st May 1945. |
|
| 1 | | 16 Mar 1945 | | Monfalcone | 16 Mar 1945 | | Monfalcone | | Sunk during an air raid. |
|
| 2 | | 1 May 1945 | | Monfalcone | 1 May 1945 | | Scuttled | | Scuttled by the Germans. |
3 entries. 3 total patrol entries (2 marked as war patrols) and 0 events.
