2S31 Vena

2S31 Vena
TypeSelf-propelled mortar
Place of originRussia
Service history
In service2014–present
Production history
DesignerMotovilikha Plants
Designed1980–2007
ManufacturerMotovilikha Plants
Produced1996
Specifications
Mass19.1 t (18.8 long tons; 21.1 short tons)
Length7 m (23 ft)
Width3 m (9.8 ft)
Height3 m (9.8 ft)
Crew4

Elevation-4° to +80°
Traverse360°
Rate of fire8-10 rounds per minute
Maximum firing range7.2–13 km (4.5–8.1 mi)

Main
armament
2A80 120 mm mortar
Secondary
armament
7.62 mm PKTM machine gun
EngineDiesel UTD-29
340 kW (460 hp)
Power/weight19.4 kW (26.0 hp) per ton
SuspensionIndividual torsion bar
Operational
range
600 km (370 mi)
Maximum speed 70 km/h (43 mph)

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