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9×25mm Mauser

9×25mm Mauser, 9mm Mauser Export
9×19mm Parabellum (left) and 9mm Mauser Export (right) cartridges for comparison
Type Pistol
Place of origin German Empire
Service history
Used by Austria, Hungary, Chile, others
Production history
Designer Deutsche Waffen und Munitionsfabriken
Designed 1904
Specifications
Parent case 7.63×25mm Mauser
Rim diameter 9.9 mm (0.39 in)
Case length 24.9 mm (0.98 in)
Overall length 32.8 mm (1.29 in)

The 9×25mm Mauser (or 9mm Mauser Export) was a cartridge developed for the Mauser C96 service pistol around 1904 by DWM. Mauser pistols in this relatively powerful caliber were primarily intended for export to Africa, Asia and South America. The 9mm Mauser Export cartridge was produced specifically for Mauser pistols and carbines made from 1904 to 1914 and then later from approximately 1930 to 1945 for submachine guns chambered for this caliber.

The basis of this cartridge was the 7.63×25mm Mauser. The case length is the same as the 7.63×25mm Mauser, but the case is straight and does not have a bottleneck shape. This cartridge headspaces on the mouth of the case. The 9 mm Mauser should not be confused with the 9×19mm Parabellum (9×19mm Luger) or the 9×23mm Steyr.

Although Germany was not a primary user of firearms in this caliber, it was a major producer of it, both for commercial export and foreign military contracts. Pre-World War I production was for C96 Mauser pistols, but as war loomed, production was re-oriented towards calibers in official military usage. Demand for the cartridge returned in the 1930s, as it was used in several Austrian, Hungarian and Swiss submachine guns and machine carbines. German munitions companies DWM, Geco (Gustav Genschow & Co.) and RWS (Rheinische-Westfälische Sprengstoff AG) made this round through World War II. Various munitions factories in Austria and Hungary produced this round in the 1930s and 1940s as well as Kynoch, Fiocchi, Société Française des Munitions of Paris, France, and Greek Powder and Cartridge Co. of Athens, Greece. In Italy, the round was manufactured at the Giulio Fiocchi plant in Lecco, both during World War II for military purposes and in the 1950s and 1960s for limited commercial sale.


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