VehiclesBT-7 Model 1937БТ-7 обр. 1937 г.БТ-7 обр. 1937 г.FamilyBTClassTankNative classLight tankChangesWelded hull with 22 mm front, M-17T 400 hp. Production of both BT-7 models: 4801, including 2016 radio tanks (BT-7RT).Service193719381939194019411942194319441945Soviet Union · ChinaAug 1939 – Aug 1945Soviet Union · Eastern Front≈ Sep 1939 – Jan 1944Soviet Union · ScandinaviaNov 1939 – Mar 1940Modifications 2BT-7 Model 1937 (line)BT-7RT Model 1937