43-5925 was a Curtiss P-40M-10-CU Warhawk
Built as c/n 26713, the aircraft was to have gone to the RAF as FS192, but was diverted to USSR. Captured by the Finnish AF after a forced landing on frozen Lake Valkjarvi, Finland on 27 December 1943, while being piloted by Soviet pilot, Sub. Lt. V.A. Ruevin from 191st fighter squadron, it was overhauled at the Mechanics’ School and delivered to HLeLv32 on 2 July 1944, who used it until 12 February 1945. (It was not used in combat flights however, due to lack of manuals and parts). Operated as KH-51, the aircraft was Struck Off Charge on 2 January 1950.