Nummer: 27407
| Area : | Indic Ocean |
| Date of attack : | 13.03.1944 |
| Nationality of U-boat : | Japanese |
| U-boat : | I-26 |
| Commander : | Kusaka |
| presumed target type : | Tanker |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) + Gunfire |
| Date of observation : | 13.03.1944 |
| Time of observation : | 13:15 |
| Nationality of target : | American |
| Actual type of target : | Steam Tanker |
| Name of target : | H.D. Collier |
| Year of launch : | 1938 |
| Actual tonnage : | 8298 BRT |
| Actual result : | sunk |
| Position of target : | 21.30n 66.11e |
| Footnote : | The wreck of "H.D. Collier" sank on Mar.16th, 1944. |
| updated on: | 00.00.0000 |
| Remark: | -DT |