 Kọ itẹsiwaju fun paragirafi yii - Lakoko Ogun Patriotic nla, fifi sori ẹrọ ti 1540 mm appliqué armor lori nipa ọgọrun awọn oriṣiriṣi T-26s ni a ṣe nipasẹ awọn ile-iṣẹ agbegbe ni Leningrad ni 19411942, lakoko Siege ti Odessa 1941 : , Ogun fun Moscow ati Ikọlu ti Sevastopol 19411942. A ge ti armored awo wà diẹ rough ju ni idagbasoke nigba awọn Winter Ogun; awọn opolopo ti awọn wọnyi ayipada tanki ko ni a gbigbe armored gun iboju bi ri ni Factory No. 174 ká atilẹba apẹrẹ, ati diẹ ninu awọn tanki ní iwaju appliqué armor nikan. 