20×82mm

20×82mm
20×82mm
TypeAutocannon cartridge
Place of originNazi Germany
Service history
In service1941–1945 (Nazi Germany)
1962–today (South Africa
WarsWorld War II
Vietnam War
Portuguese Colonial War
South African Border War
Production history
DesignerMauser
Designed1940
Variants20×42mm
Specifications
Case length82 mm (3.2 in)

The 20×82mm (sometimes 20×82mm Mauser) is a German 20 mm caliber cartridge developed during World War II for the MG 151/20 cannon. It continues to see usage today with the South-African Vektor GA-1 autocannon and Denel NTW-20 anti-material rifle and some remaining users of the MG 151/20.