Nummer: 13817c
| Area : | Western Area |
| Sea area : | North Atlantic |
| Date of attack : | 20.11.1942 |
| Time of attack : | 10:12 |
| Nationality of U-boat : | German |
| U-boat : | U 263 |
| Commander : | Nölke |
| Grid : | CG 8731 |
| presumed target type : | Steam Freighter |
| presumed tonnage : | 5000 BRT |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) |
| Convoy : | KMS.3 |
| Date of observation : | 20.11.1942 |
| Nationality of target : | British |
| Actual type of target : | Steam Freighter |
| Name of target : | Grangepark |
| Year of launch : | 1919 |
| Actual tonnage : | 5132 BRT |
| Actual result : | sunk |
| Position of target : | 35.55n 10.14w |
| Footnote : | U-263 observed hits after 13 sec, 1:47 min, 1:27 min, and 47 sec. Two ships were seen sinking, one ship burning. - One torpedo exploded in the net defence of "Ocean Pilgrim" (7173 grt). |
| related attacks : | Angriff 1 Angriff 2 Angriff 3 |
| Convoy : | KMS.3 |
| Route of convoy : | United Kingdom - Gibraltar - North Africa |
| Remark to convoy : | Since Oct 1942, former OG (counter traffic = MKF, MKS). |
| updated on: | 171.00.2000 |
| Remark: | KMS.3 |