2S7 Pion
The 2S7 Pion or Malka is a Soviet self-propelled
Self-propelled artillery
Self-propelled artillery vehicles are combat vehicles armed with artillery. Within the term are covered self-propelled guns and rocket artillery...

 gun. "2S7" is its GRAU
Grau is a German word meaning "gray" and a Catalan word meaning "grade". It may refer to:* BAP Almirante Grau , a De Zeven Provinciën class cruiser in service with the Peruvian Navy* Grau Käse, Tyrolean grey cheese...


It was identified for the first time in 1975 in the Soviet army
Soviet Army
The Soviet Army is the name given to the main part of the Armed Forces of the Soviet Union between 1946 and 1992. Previously, it had been known as the Red Army. Informally, Армия referred to all the MOD armed forces, except, in some cases, the Soviet Navy.This article covers the Soviet Ground...

 and so was called M-1975 by NATO (the 2S4 Tyulpan
2S4 Tyulpan
The 2S4 Tyulpan is a Soviet self-propelled mortar. "2S4" is its GRAU designation.It was identified for the first time in 1975 in the Soviet army and so was called M-1975 by NATO , whereas its official designation is SM-240...

 also received the M-1975 designation), whereas its official designation is SO-203(2S7). Its design is based on a T-80
The T-80 is a main battle tank designed and manufactured in the former Soviet Union. A development of the T-64, it entered service in 1976 and was the first production tank to be equipped with a gas turbine engine for main propulsion.the Swedish Stridsvagn 103 of 1971 used a gas turbine alongside...

 chassis carrying an externally mounted 2A44 203 mm gun on the hull rear.

It takes the crew of 7 men 5–6 minutes to come into action and 3–5 minutes to come out of action. It carries 4 203 mm projectiles for immediate use while the remainder is carried by another vehicle and it is capable of firing nuclear ammunition of the same calliber. The gun has a range of 37,500 m but the range can be extended to 55,500 m by using RAPs (Rocket Assisted Projectiles). The Pion has also been the most powerful conventional artillery piece since entering service in 1983.


  • 2S7 Pion
    • 2S7M Mialka - An improved variant which entered service in 1983 that improved the gun's fire control systems, increased the rate of fire to 2.5 rounds per minute, and increased the ammunition load to 8 projectiles.
  • BTM-4 Trench Digger


Although no figures have been released, it is estimated that well over 1,000 have been built. - 12; (3 acquired in 2008 and 9 acquired in 2009) - 36 - 37 - unknown number, at least one, used for testing - 99 - 48

Former operators

- Passed on to successor states. - Withdrawn from service in 1990 - Withdrawn from service in 2006.

Popular Culture

The 2S7 Pion appears in in the video game, World in Conflict
World in Conflict
World in Conflict, or WiC, is a real-time tactical video game developed by the Swedish video game company Massive Entertainment and published by Ubisoft for Microsoft Windows. The game was released in September 2007...

, as the Soviet heavy artillery piece.

External links

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