Dramatic footage of the incident documented the exact moment the large factory went up in flames, with locals reporting a huge explosion that rocked the city of Chelyabinsk.
The Russian administration has stated that a short circuit was the cause of the explosion and the ensuing inferno.
An investigation is underway.
The Chelyabinsk Tractor Plant is under US and Ukrainian sanctions as "an enterprise specializing in the production of diesel engines for military equipment for the needs of the Armed Forces of the Russian Federation."
The Russian factory has been a significant supplier of the T-72, T-90 Proryv tanks, the BMPT Terminator, Akatsiya self-propelled artillery units, and the Msta-S and Koalitsiya-SV complexes, according to the outlet.
The factory also is a repair house for military equipment being used in the war with Ukraine.
- Surprise Ukraine Drone Attack Ends with Massive Explosion at Aircraft and Missile Plant Over 200 Miles Inside Russia
- Payback for Putin? Multiple Explosions Rock Russia and Cause Chaos Across Country Amid Escalating Ukraine War
- Death Penalty Opponents Demand Gas Companies Cut Off Nitrogen Supply Amid Ongoing Execution Controversy
The Chelyabinsk incident is the latest in a long line of abrupt explosions at factories and military units, thus delivering a significant blow to Putin's forces.
Knewz wrote on Nov. 16 that the city of Volgograd in Russia was jolted awake as a nearby Russian military base and missile depot went up in flames following a huge explosion at around 1 a.m. local time.
The explosion and the raging fire led many residents of the Kotluban village, where the military base and missile depot are located, to evacuate their homes Newsweek reported.
The cause of the explosion is unknown, but many point toward Ukraine as the culprit.
Never miss a story — sign up for the Front Page Detectives newsletter. Be on the scene the moment news breaks.
But one witness claimed, "Warehouses or a train loaded with shells exploded in a military unit."
According to the outlet, the military site in Kotluban village also was under attack by Ukraine in September.
Become a Front Page Detective
Sign up to receive breaking
Front Page Detectives
news and exclusive investigations.