F.7.sb.
| Name | F.7.sb. |
| Type | Sailing vessel |
| GRT | 50 tons |
| Country |  Spanish |
| Built | |
| Builder | |
| Operator | |
| History |
U-boat attacks on Sailing vessel F.7.sb.
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 16 Jun 1917 | UC 53 (Kurt Albrecht) | Sunk | off Oran |
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