7x20mm Nambu
Encyclopedia
The 7×20mm Nambu is a rimless
, bottleneck handgun cartridge designed in Japan for use in the "Baby" model Nambu pistol
. The cartridge is ballistically similar to the .32 ACP
.
Rim (firearms)
A rim is an external flange that is machined, cast, molded, stamped or pressed around the bottom of a firearms cartridge. The rim may serve a number of purposes, the most common being as the place for the extractor to engage...
, bottleneck handgun cartridge designed in Japan for use in the "Baby" model Nambu pistol
Nambu pistol
was a semi-automatic pistol used by the Imperial Japanese Army and Navy during the First and Second World Wars. The pistol had two variants, the Type A , and the Type 14 .-History:...
. The cartridge is ballistically similar to the .32 ACP
.32 ACP
.32 ACP , also known as the .32 Automatic is a pistol cartridge. It is a semi-rimmed, straight-walled cartridge developed by firearms designer John Browning, initially for use in the FN M1900 semi-automatic pistol...
.