Nummer: 02423
| Area : | Western Area |
| Sea area : | North Atlantic |
| Date of attack : | 08.08.1940 |
| Time of attack : | 13:14 |
| Nationality of U-boat : | German |
| U-boat : | U 37 |
| Commander : | Oehrn |
| Grid : | AM 7124 |
| presumed target type : | Motor Freighter id |
| presumed tonnage : | 9130 BRT |
| presumed result : | sunk |
| Number of torpedoes/mines : | 2- |
| Used weapon(s) : | Torpedo(es) |
| Date of observation : | 08.08.1940 |
| Time of observation : | 12:10 |
| Nationality of target : | British |
| Actual type of target : | Motor Freighter |
| Name of target : | Upwey Grange |
| Year of launch : | 1925 |
| Actual tonnage : | 9130 BRT |
| Actual result : | sunk |
| Position of target : | 54.20n 15.28w |
