I'm quite new to this game, so my loadout is as follows:
USA: F2A-1, F2A-3, PBY-5 and PBY-5a
Germany: M.C.200 series 3 and 7, He 112 w/1x20mm, JU.-87B2
UK: Hurricane mkI, Hurricane mkII, Blenheim and Beaufort
USSR: the reserve ones, havent played this nation at all.
Japan: Ki-10, A5M4, Ki-43-II, D3A1