To the People's Commissar of Quality Control, comrade Mekhlis
According to GKO decree #219ss issued on July 20th, 1941, the Kharkov Tractor Factory was supposed to produce and send to the NKO 2000 armoured STZ-NATI with a 45 mm gun and coaxial DT machinegun: 50 in July, 850 in August, and 1100 in September.
As of September 9th, 1941, only 31 tractors are ready, of them 28 are made from mild steel for training units and 3 have armoured hulls. The GKO assignment was not completed in time.
Trials of the experimental tractor showed the following results:
- Maximum speed: 19 kph
- Off-road speed: 8 kph
- Range: 119 km
- Range off-road: 60 km
In difficult conditions, the speed may be as low as 4.5 kph.