BT-7 artillery

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BT-7 art.
In 1934–1935 the design bureau of the Kharkov Locomotive Factory developed this artillery modification of the BT-7. The new elliptical turret was equipped with the 76.2-mm CT-28 gun. In addition, some vehicles received new radio stations. A total of 155 artillery BT-7s were manufactured. The vehicles saw combat on the Karelian Isthmus, in Manchuria, and during the first period of the Great Patriotic War.

76 mm KT-28

BT-7 art.

71-TK-3

M-17T

BT-7 art.

Shell Types:

HE
AP

Equipment:

Consumables:

These characteristics apply to the vehicle with the crew trained to 100%.

Firepower:

Ammunition40 (rounds)
Caliber 76 (mm)
Damage 164 / 110 (HP)
Penetration 38 / 37 (mm)
Rate of Fire 12.50 (rounds/min)
Average Damage per Minute 2050 (HP)
Shells in the Magazine   
Time for Loading Between Shots   (s)
Time for Complete Loading   (s)
Reload Time4.80 (s)
Aiming Time 2.40 (s)
Dispersion at 100 m 0.60 (m)

Mobility:

Weight/Load Limit13.50 / 14.80 (t)
Engine Power 500 (h.p.)
Specific Power37.04 (h.p./t)
Top Speed51.6 (km/h)
Reverse Speed20 (km/h)
Traverse Speed46 (deg/s)
Gun Traverse Speed40 (deg/s)

Survivability:

Hit Points220 (HP)
Hull Armor20 / 19 / 13 (mm)
Turret Armor15 / 15 / 13 (mm)

Spotting:

View Range 290 (m)
Signal Range300 (m)
 

Crew:

Commander(Radio Operator)
Driver
Gunner(Loader)