9x23mm Largo (Bergmann-Bayard)

1903 · Theodor Bergmann · 9 firearms in catalog

Also known as: 9mm Largo, 9mm Bergmann-Bayard, 9x23mm Bergmann

Cartridge specifications

Bullet Diameter9.02 mm (0.355")
Neck Diameter9.65 mm (0.380")
Base Diameter9.96 mm (0.392")
Case Length23 mm (0.906")
Overall Length33 mm (1.299")
Max Pressure200 MPa (29,000 psi)
Typical Bullet Weight8.04 g (124 gr)
Typical Muzzle Velocity365 m/s (1198 fps)
Typical Muzzle Energy535 J (395 ft·lbf)
Primer TypeSmall Pistol
Cartridge TypeRimless
Introduced1903

Firearms chambered in 9x23mm Largo (Bergmann-Bayard)