"Tactical-Technical Characteristics for a Medium Tank
November 9th, 1943
1. Overall characteristics
- Type: tracked, single turret
- Mass: 33-34 tons
- Crew: 4
- Armour: rolled, homogeneous, high hardness:
- Hull front: 90 mm
- Sides: 75 mm
- Rear: 60 mm
- Roof and floor: 20 mm
- Turret: 110 mm (cast front), 75 mm (rolled sides)
- Armament:
- 85 mm D-5 gun, GVG coaxial belt fed machine gun
Horizontal range: 360 degrees
Elevation: 25 degrees
Depression: -5 degrees - Bow machine gun
- AA machine gun on a mount that rotates around the commander's cupola
- Two PPSh (in racks)
- Smoke grenade launcher
- Ammunition:
- 50-60 85 mm rounds
- 3000 rifle rounds
- 500 pistol rounds
- 25 F-1 grenades
- Top speed: 75 kph
- Mobility:
- Grades of at least 40 degrees
- Tilts of at least 30 degrees
- Trenches 2.4 m wide
- Water 1.5 m deep
- Ground pressure without sinking: 0.7 kg/cm²"