Nummer: 27912a
| Area : | Pacific Ocean |
| Sea area : | North Pacific |
| Date of attack : | 07.06.1942 |
| Time of attack : | 13:31 |
| Nationality of U-boat : | Japanese |
| U-boat : | I-168 |
| Commander : | Tanabe |
| presumed target type : | Destroyer |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) |
| Convoy : | Task F. |
| Date of observation : | 07.06.1942 |
| Nationality of target : | American |
| Actual type of target : | Destroyer |
| Name of target : | Hammann (DD 412) |
| Year of launch : | 1939 |
| Actual tonnage : | 1764 ts |
| Actual result : | sunk |
| Position of target : | 30.36n 176.34w |
| Footnote : | USS "Yorktown" was damaged by three bomb and two torpedo hits from planes of the Japanese carrier "Hiryu" on Jun.4th. - When I-168 attacked, destroyer USS "Hammann" was alongside. One torpedo hit the destroyer, two hit the carrier. The D/Cs of the sinking "Hammann" exploded and damaged the carrier, which sank on June 7th. |
| related attacks : | Angriff 1 |
| Convoy : | Task F. |