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2S31 Vena
2S31 Vena at "Engineering Technologies 2010" forum (2)
Type Self-propelled mortar
Place of origin Russia
Service history
In service 2010 – present
Production history
Produced 1996
Weight 19.5 tonnes
Length 6.75 m
Width 3.15 m
Crew 4

Elevation -4° to +80°
Traverse 360°
Rate of fire 8-10 rounds per minute
Maximum range 7.2-13 km

120 mm mortar
7.62 mm
Engine Diesel UTD-29
600 km
Speed 70 km/h

The 2S31 Vena (Russian: 2С31 Вена) is a Russian self-propelled 120 mm mortar/cannon. "2S31" is its GRAU designation.

The 2S31 is a 120 mm 2A80 120mm mortar/cannon mounted on the chassis of a BMP-3 infantry combat vehicle. It was developed by Joint Stock Venture "Plants of Motovilikha" (Russian: ОАО "Мотовилихинские заводы"). The weapon system is equipped with digital automated fire control system, navigation system, and optical/electronic reconnaissance and target acquisition system. Mortar mines (up to 7.2 km range) and cannon shells (up to 13 km range) can be used, including guided, HEAT, smoke, and thermobaric munitions. The mass of the system is 19.5 tons.


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