ZVEZDA Yak 9-T with CannonThe Yakovlev Yak 9 is a single engine, single seat multipurpose fighter aircraft used by the Soviet Union and its allies during World War II and the early Cold War. The version YAK 9Ts most distinguishable difference is the heavy NS 37 cannon. The large calibre allowed destruction of both ground targets and to take down enemy planes with a single hit. The 9T held 30shells of 37mm calibre and 200 rounds for the 12. 7mm machine gun. The serial