Norrbotten Wing
Norrbotten Wing (), also F 21 Luleå, or simply F 21, is a Swedish Air Force wing with the main base located in Luleå Airport in northern Sweden. It is one of the three remaining wings in Sweden and currently has two squadrons of multirole aircraft. F 21 in the north and F 17 in the south are the two wings remaining to have operational squadrons. F 7 is a school where pilots begin their training in the JAS 39 Gripen. Once completed the pilot's training is moved out to the two operational wings where they acquire their  final training. F 21 today. Parts of the Swedish helicopter forces are today stationed at F 21 with MEDEVAC in subarctic climate as its main task. The wing uses the coat of arms of Luleå as the emblem. F 21 currently operates two HKP 10B in Afghanistan. F 21 figures in the crime novel "The Red Wolf" by Liza Marklund. Current fleet: Heraldry and traditions. Colours, standards and guidons. The colour was presented to the then Royal Norrbotten Air Base Corps (F 21) at Barkarby by His Majesty the King Gustaf V on 17 September 1944. The colour is drawn  by Brita Grep and embroidered by hand in insertion technique by the company Libraria. Blazon: "On blue cloth in the centre the badge of the Air Force; a winged two-bladed propeller under a royal crown proper, all in yellow. In the first corner the town badge of Luleå; two white keys in saltire, the left inverted." Coat of arms. The unit's first coat of arms, used by the Royal Norrbotten Air Base Corps was used from 1941 to 1963. Blazon: "Azure, powdered with estoiles or, the provincial badge of Västerbotten, a reindeer courant argent, armed and langued gules . The unit's second coat of arms, used by Norrbotten Wing, was used from 1963 to 1994. Blazon: Argent, the town badge of Luleå, two keys azure in saltire, sinister inverted." The current coat of arms has been used since 1994. Blazon: "Argent, the town badge of Luleå, two keys azure in saltire, sinister inverted, a chief azure charged with a winged two-bladed propeller or". Medals. In 1996, the "Norrbottens flygflottiljs (F 21) förtjänstmedalj" ("Norrbotten Wing (F 21) Medal of Merit") in gold (NorrbffljGM) of the 8th size was established. The medal ribbon is blue with red edges and  a yellow stripe on the middle. Commanding officers. From 1941 to 1963, the commanding officers was referred to as "kårchef" ("corps commander") and had the rank of lieutenant colonel. From 1942, the corps commander had the rank of colonel. From 1942 to 1957, the commanding officer of F 21 was also commanding officer of Upper Norrland Air Base Area ("Övre Norrlands flygbasområde", Flybo ÖN). When the wing organization was introduced in 1963, the commanding officer was referred to as "flottiljchef" ("wing commander"), and had the rank of colonel. From 1976 to 1994, the wing commander was referred to as "sektorflottiljchef  (sector wing commander") and had the rank of senior colonel. From 1 July 1994, the commanding officer is again referred to as "flottiljchef" ("wing commander"), and has the rank of colonel. Deputy sector wing commanders. In order to relieve the sector wing commander, a deputy sector wing commander position was added in 1975. Its task was to lead the unit procurement, a task largely similar to the old wing commander position. Hence he was also referred to as "flottiljchef" ("wing commander"). The deputy sector wing commander had the rank of colonel. On 30 June 1993, the deputy sector wing commander  position was terminated.