ST-66

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ST-66
Blueprints for the NST (noviy sredniy tank or new medium tank) were completed in 1966. One distinctive feature of the vehicle was its four-loop chassis with a drive for each loop. The transmission allowed the amount of power transferred to each track loop to be regulated. The project remained in blueprints.

100 mm T-12 (a)

ST-66

R-123U

6TD

ST-66

Shell Types:

APCR
HEAT
HE

Equipment:

Consumables:

Firepower:

Ammunition40 (rounds)
Caliber100 (mm)
Damage300 / 300 / 400 (HP)
Penetration217 / 290 / 50 (mm)
Rate of Fire7.32 (rounds/min)
Average Damage per Minute2195 (HP)
Shells in the Magazine  
Time for Loading Between Shots  (s)
Time for Complete Loading  (s)
Gun Loading8.20 (s)
Aiming Time1.90 (s)
Dispersion at 100 m0.37 (m)

Mobility:

Weight/Load Limit40.00 / 41.50 (t)
Engine Power720 (h.p.)
Specific Power18.00 (h.p./t)
Top Speed50 (km/h)
Reverse Speed16 (km/h)
Traverse Speed40 (deg/s)
Turret Traverse Speed35 (deg/s)

Survivability:

Hit Points1300 (HP)
Hull Armor120 / 60 / 45 (mm)
Turret Armor250 / 100 / 60 (mm)

Spotting:

View Range370 (m)
Signal Range570 (m)
 

Crew:

Commander(Radio Operator)
Gunner
Driver
Loader