Nummer: 22404
| Area : | Mediterranean |
| Sea area : | Gibraltar Area |
| Date of attack : | 25.08.1940 |
| Time of attack : | 06:03 |
| Nationality of U-boat : | Italian |
| U-boat : | BIANCHI |
| Commander : | Giovannini |
| Grid : | Gibraltar |
| presumed target type : | Armed Merchant Vessel |
| presumed tonnage : | BRT |
| presumed result : | sunk |
| Number of torpedoes/mines : | 1 |
| Used weapon(s) : | Torpedo(es) |
| Name of target : | Wachfahrzeug |
| Actual result : | sunk |
| Footnote : | "Bianchi" reported the sinking of an armed patroler. |