The 2B11 is a 120 mm mortar developed by the

Soviet Union The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...

in 1981 and subsequently fielded in the

Soviet Army The Soviet Ground Forces () was the land warfare service branch of the Soviet Armed Forces from 1946 to 1992. It was preceded by the Red Army. After the Soviet Union ceased to exist in December 1991, the Ground Forces remained under th ...

. The basic design for the 2B11 was taken from the classic Model 1943 120 mm mortar, and incorporated changes to make the mortar less heavy. It is a part of the

2S12 Sani The 2S12 "Sani" ("sleigh") (GRAU index 2S12) is a 120 mm heavy mortar system used by the Russian Army and other former Soviet states. First fielded in 1981, the 2S12 is a continued development on the towed mortars first used in World War I ...

. It is being supplemented in Russia by the new 2B24 82 mm mortar. The 2B11 has proliferated to other countries primarily as result of the collapse of the Soviet Union.

Operators

Current operators

* * – 14 as part of 2S12 as of 2021 * * – 66 as of 2021 * – 14 as part of 2S12 as of 2021. * – In 2018 reported sale 24 120 mm mortars from second hand for Poland. * * – 45 as of 2021 * – 6 as part of 2S12 as of 2021. * * * – 14 or 15 as of 2021 * – 1730+ as of 2021 **

Ground Forces An army, ground force or land force is an armed force that fights primarily on land. In the broadest sense, it is the land-based military branch, service branch or armed service of a nation or country. It may also include aviation assets by p ...

– 1700 as part of 2S12 of which 1000 are in store **

Border Guard A border guard of a country is a national security agency that ensures border security. Some of the national border guard agencies also perform coast guard (as in Germany, Italy or Ukraine) and rescue service duties. Name and uniform In diff ...

– Unknown number of 2S12 **

National Guard National guard is the name used by a wide variety of current and historical uniformed organizations in different countries. The original National Guard was formed during the French Revolution around a cadre of defectors from the French Guards. ...

– 30 as part of 2S12 ** – Unknown number * – 214 as of 2021 **

– 190 as part of 2S12 ** Air Assault Forces – 24 as part of 2S12 **

Kastuś Kalinoŭski Regiment The Kastuś Kalinoŭski Regiment (also known as simply Połk Kalinoŭskaha, the Kalinoŭski Regiment or Bel Warriors), formerly the Kastuś Kalinoŭski Battalion until May 2022, is a group of Belarusian opposition volunteers, which was formed du ...

– Unknown number, including small-scale production of replacement barrels by the regiment. * – 24 of which 19 as part of 2S12 as of 2021. * – 48 as part of 2S12 as of 2021.

Former operators

* * Georgia (1991–2004) * / :

Libya Dawn The National Salvation Government () was a government body formed by politicians from the General National Congress's blocs that lost the June 2014 elections in Libya. The NSG was led by Khalifa al-Ghawil. The term Libya Dawn Coalition was u ...

* – 20 as of 2021 * * Russian Federation (1991–1993) * *

Variants

* 2B11A – A modernized version with an improved base plate. Some countries have developed self-propelled versions of the 2B11: * SMM 74 B1.10 "Tundzha-Sani" – Bulgarian version on

MT-LB The MT-LB (, literally "multi-purpose towing vehicle light armored") is a Soviet Union, Soviet multi-purpose, fully amphibious vehicle, amphibious, tracked Armoured fighting vehicle, armored fighting vehicle in use since the 1970s. It was also ...

. * SM120 – Belarusian version on

MT-LBu The MT-LBu is a Soviet Union, Soviet multi-purpose fully amphibious vehicle, amphibious armoured carrier which was developed under the factory index Ob'yekt 10 in the late 1960s, based on the MT-LB. It has a more powerful engine, a 40 cm high ...

. * Aybat – Kazakh version on

Notes

External links