.380 Automatic is the SAMMI designation for a rimless, straight-walled pistol cartridge that was designed by John Moses Browning.
.380 Automatic headspace is measured from the rim of the case mouth.
cartridge type | pistol |
case type | rimless, straight walled |
bullet diameter | .355" |
neck diameter | .373" |
base diameter | .374" |
rim diameter | .374" |
rim thickness | .045" |
case length | .680" |
case trim length | .675" |
overall length (maximum) | .980" |
maximum pressure | 21,500 psi |
also known as:
- 9mm Browning Short
- 9mm Corto
- 9mm Kurz
- 9mm Short
- 9x17mm
- .380 ACP
- .380 Automatic Colt Pistol
general attribution:
1 2footnotes/sources:
- “Voluntary Industry Performance Standards for Pressure and Velocity of Centerfire Pistol and Revolver Ammunition for the Use of Commercial Manufacturers. ⇒” Sporting Arms and Ammunition Manufacturers’ Institute. Ed. SAAMI’s Technical Committee. Web. 15-18 Jan. 2011.
- “380 Automatic (9mm Kurtz).” Hornady Handbook of Cartridge Reloading. Ed. Neal Emery. 9th ed. Grand Island, Neb.: Hornady Manufacturing, 2012. 767-68. Print.