KIS (weapon)

KIS was the name of a Polish submachine gun from the time of the Second World War. It was designed and manufactured by engineers in Jan Piwnik's "Ponury" ("Grim") guerrilla unit that was operating in Holy Cross Mountains region.

Kis and Blyskawica.jpg
KIS and Błyskawica submachine guns
TypeSubmachine gun
Place of originPoland
Service history
In service1943 to 1945
Used byPoland
Production history
Produced1943 to 1944
No. built~37–38
Mass?? kg
Length600 mm
Barrel length220 mm

Cartridge9 mm Luger
Caliber9 mm
ActionOpen-Bolt Blowback
Rate of fire?? round/min
Muzzle velocity1,100 ft/s (335.36 m/s)
Effective firing range100 m
Feed system32 rounds

The weapon was patterned after Sten, retaining its left-side magazine. Main differences were a longer barrel, with conical rear part, and lack of stock – the gun had a pistol grip instead.

See alsoEdit


  1. ^ "Home Made Arsenal – Nine Ingenious Weapons of the Polish Underground". Military History Now. 7 April 2014. Retrieved 16 May 2017.


  • Kazimierz Satora - "Produkcja Uzbrojenia w Polskim Ruch Oporu 1939-45", Warszawa 1985
  • Kazimierz Satora "Podziemne zbrojownie polskie 1939-1944", Dom Wydawniczy Bellona, Warszawa 2001

External linksEdit