[1] The tricycle landing gear featured hydraulic dampeners and it, along with the rotor mounts and wheels were covered in fairings for better aerodynamics.

Rear armament consisted of the twin mount DA-2 variant of the Degtyaryov machine gun on an annular turret.

During World War II the A-7-3A aircraft were used on the Western Front near Smolensk to assist with adjusting artillery fire.

The observer's legs were wounded as was the pilot's arm, but they were able to fly the damaged autogyro back to their own lines.

It was repaired at the village of Bilimbai (Sverdlovsk Oblast), where the design bureau had been relocated due to advancing German forces.