The cartridge dimensions compatible with the Walther PPK pistol include the .380 ACP (Automatic Colt Pistol) and, less commonly, the .32 ACP. The .380 ACP, also known as the 9x17mm Short or 9mm Browning Short, is a rimless, straight-walled pistol cartridge developed by John Browning. The .32 ACP, also known as the 7.65x17mm Browning SR, is a slightly smaller and less powerful option also designed by Browning.
Selecting the proper ammunition is critical for firearm functionality and safety. Using incorrect cartridges can lead to malfunctions, firearm damage, and potentially serious injury. The Walther PPK’s compact design made it a popular concealed carry weapon historically, and its association with fictional character James Bond further cemented its place in popular culture. Choosing the correct ammunition ensures reliable performance and safe operation, which were crucial for both law enforcement and civilian users. Understanding ammunition specifications helps preserve the pistol’s operational lifespan and maintains its historical accuracy for collectors.