|Engine Power (hp)||1000|
|Speed Limit (km/h)||30|
|Standard Shell Penetration (mm)||142 - 192|
|Standard Shell Damage||240 - 400|
|Rate of Fire (rounds/min)||6.0|
The project of N. L. Dukhov developed in April 1941. A prototype was to be produced by November 1941. However, the work was discontinued due to the outbreak of the Soviet–German war.