Nummer: 18322b
| Area : | Western Area |
| Sea area : | English Channel |
| Date of attack : | 02.08.1944 |
| Nationality of U-boat : | German |
| U-boat : | U 621 |
| Commander : | Stuckmann |
| Grid : | BF 3613 |
| presumed target type : | Steam Freighter |
| presumed tonnage : | 7000 BRT |
| presumed result : | sunk |
| Number of torpedoes/mines : | 1 |
| Used weapon(s) : | Torpedo with gyro-angle and zig-zaggig course |
| Convoy : | unknown |
| Actual tonnage : | ---- --- |
| Actual result : | hit not ascertained |
| Footnote : | U-621 fired a spread of 2 LUT, heard detonations after 8:48 min and 9:13 min, and then sinking noises. |
| related attacks : | Angriff 1 |
| Convoy : | unknown |