The Second Central Research Institute of the Ministry of Defence of the Russian Federation (Russian: 2-й центральный научно-исследовательский институт Министерства обороны Российской Федерации) is a Russian Ministry of Defence research institute in Tver, the administrative center of Tver Oblast, Russia. It enagages in aerospace research, including air defense systems.^[1][2]

You can help expand this article with text translated from the corresponding article in Russian. (May 2024) Click [show] for important translation instructions. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Russian Wikipedia article at [[:ru:2-й центральный научно-исследовательский институт Министерства обороны Российской Федерации]]; see its history for attribution. You may also add the template {{Translated|ru|2-й центральный научно-исследовательский институт Министерства обороны Российской Федерации}} to the talk page. For more guidance, see Wikipedia:Translation.

It suffered a serious fire in April 2022, which killed six people and injured 27.^[1] Numerous news sites noted that the fire happened on the same day as the unexplained fire at the Dmitrievsky Chemical Plant in Kineshma.^[3][4][5][6]