Nummer: 00415a
| Area : | Western Area |
| Sea area : | North Atlantic |
| Date of attack : | 14.10.1939 |
| Nationality of U-boat : | German |
| U-boat : | U 45 |
| Commander : | Gelhaar |
| Grid : | BE 3366 |
| presumed target type : | Steam Freighter |
| presumed tonnage : | big |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) |
| Convoy : | KJF.3 |
| Date of observation : | 14.10.1939 |
| Time of observation : | 05:25 |
| Nationality of target : | British |
| Actual type of target : | Motor Freighter |
| Name of target : | Lochavon |
| Year of launch : | 1938 |
| Actual tonnage : | 9205 BRT |
| Actual result : | sunk |
| Position of target : | 50.25n 13.10w |
| related attacks : | Angriff 1 Angriff 2 |
| Convoy : | KJF.3 |
| Route of convoy : | Kingston (Jamaika) - United Kingdom |
| Remark to convoy : | Sep to Oct 1939, partly as KJF (fast) |