Nummer: 26913
| Area : | Indic Ocean |
| Sea area : | South Africa |
| Date of attack : | 06.07.1943 |
| Time of attack : | 19:59 |
| Nationality of U-boat : | German |
| U-boat : | U 198 |
| Commander : | Hartmann |
| Grid : | KP 3813 |
| presumed target type : | Steam Freighter id |
| presumed tonnage : | 4476 BRT |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) |
| Date of observation : | 06.07.1943 |
| Nationality of target : | Greek |
| Actual type of target : | Steam Freighter |
| Name of target : | Hydraios |
| Year of launch : | 1902 |
| Actual tonnage : | 4476 BRT |
| Actual result : | sunk |
| Position of target : | 24.44s 35.12e |