Question: What was the official name of the military force that set a flight distance record for non-commercial powered aircraft in 1939 ?

text: Flight distance record
Non-commercial powered aircraft

This list of flight distance records contains only those set without any mid-air refueling.
Year Date Distance Pilot Aircraft Notes
2006 February 12 , 2006 41,467.46 km Steve Fossett GlobalFlyer Single pilot ( Steve Fossett ) flight
1986 December 23 , 1986 40,212.14 km Richard Glenn Rutan and Jeana Yeager Rutan Voyager Circumnavigation . Fédération Aéronautique Internationale record holder up to 2006 ( current class holder )
1962 January 10-11 , 1962 20,168.78 km ( 12532.3 mi ) Major Clyde P. Evely and crew Boeing B-52H Stratofortress From Kadena AB , Okinawa to Torrejon AB , Spain , via Tokyo , Seattle , Fort Worth , Washington DC and the Azores
1946 September 29 - October 2 , 1946 18,083.6 km CDR Tom Davies pilot , Cdr . Eugene Rankin ( co-pilot ) and two crew P2V-1 Neptune From Perth , Australia to Columbus , U.S
1945 November 20 , 1945 12,739.6 km U.S. Army Air Forces ; C. S. Irvine + crew of 9 Boeing B-29 Superfortress From Guam to Washington DC , USA
1944 July 2 , 1944 16,435 km Imperial Japanese Army Air Service ( Omata , Tanaka , Shimazaki , Sakamoto , Motimatsu , Habiro ) Tachikawa Ki-77 From Hsinking to Báichéng , China ( closed circuit )
1939 August 1 , 1939 12,936 km ( 8,038 mi ) Regia Aeronautica : Angelo Tondi , Riccardo Dogasso , Ferruccio Vignoni , Aldo Staiano Savoia-Marchetti SM.82 Closed-circuit world record
1938 November 5-7 , 1938 11,520.4 km ( 7,162 miles ) Royal Air Force Long Range Development Unit ; R. Kellett , H.A.V . Hogan and A. N. Combe ( first pilots ) + crew of two ( also qualified pilots ) in each aircraft Vickers Wellesley From Ismailia , Egypt to Darwin , Northern Territory in Australia ; three aircraft flew in formation , Hogan landed to refuel at Koepang ( 500 miles short of Darwin , Australia ) , the other two landed at Darwin , Northern Territory
1938 May 13-15 , 1938 11,651.011 km Yuzoh Fujita + crew ( Japan ) Koken-ki Three-corner course over Japan . Closed-circuit record
1937 July 12-14 , 1937 10,148.5 km Mikhail Gromov + crew ( Soviet Union ) Tupolev ANT-25 From Moscow to San Jacinto , California , USA
1933 August 5-7 , 1933 9,104.7 km Maurice Rossi and Paul Codos ( France ) Blériot 110 F-ALCC From Floyd Bennett Field , New York , USA to Rayak , Syria
1933 February 8 , 1933 8,544 km Royal Air Force Long Range Development Unit ; O. R. Gayford and Gilbert Nicholetts Fairey Long-range Monoplane K1991 From Cranwell , UK , to Walvis Bay , South Africa
1931 August 18-29 8,940 km Marga von Etzdorf Junkers A 50ce Junior From Berlin Tempelhof Airport to Haneda Airport
1931 July 28-31 8,066 km Russell Boardman and John Polando Bellanca J-300 Special Cape Cod NR761W From Floyd Bennett Field to Istanbul , Turkey
1929 December 15-19 , 1929 8,029.44 km Dieudonné Costes and P. Codas Breguet 19 Super Bidon Point d'Interrogation Closed-circuit record
1929 September 27-29 , 1929 7,905.140 km Dieudonne Costes and Maurice Bellonte Breguet 19 Super Bidon Point d'Interrogation Paris to Qiqihar , China
1928 July 3-5 , 1928 7.188,26 Arturo Ferrarin and Carlo del Prete Savoia Marchetti S.64 From Montecelio ( Italy ) to Touros ( Brasil ) . Distance in a straight line . FAI Database ID # 9108
1927 June 28-29 3,862.43 km Albert Francis Hegenberger and Lester Maitland Fokker F.VII From California to Hawaii , the longest open sea flight up to that date , in the Bird of Paradise . They received the Mackey Trophy and the Distinguished Flying Cross from President Calvin Coolidge for this achievement
1927 May 20-21 , 1927 5,809 km Charles Lindbergh Ryan NYP , Spirit of St. Louis Single pilot flight New York - Paris
1926 October 28-29 , 1926 5,396 km Dieudonné Costes and Jean Rignot Breguet 19 GR From Paris-Le Bourget Airport to Djask , Iran