Yak-7 - a Soviet single-engine fighter aircraft of World War II. Was developed at the plant number 301 shortly after the outbreak of war on the initiative is at this plant to aid in the development of the Yak-7UTI team Yakovlev Design Bureau headed by lead engineer KV Sinelshchikova, on the basis of a training plane Yak-7UTI . It was found a full arms: one gun ShVAK with ammunition 120 rounds, two synchronous machine gun with ammunition ShKAS 1500 cartridges and suspension for six rocket shells (three under each wing) under the missiles RS-82, set bronespinka, shot photo kinopulemet, neprotektirovannye-sealing fuel tanks replaced, dismantle the equipment and management of the cockpit instructor (rear), after which it can be used to transfer tehsostava and cargo relocation of parts, shipping pilots with emergency landing, placing an additional gas tank, photographic equipment, bombs, and for other purposes.