4.25mm Liliput

The 4.25mm Liliput is a centerfire cartridge originally produced in Austria for self-loading pocket pistols made by Erika before World War I. In 1920 the Liliput pistol was designed by August Menz of Suhl to use the cartridge. The cartridge became best known by the Liliput name used on German ammunition after Austria ceased production. The cartridge headspaces on the mouth of the case. It was the smallest centerfire cartridge in production in the 1930s.[1]

4.25mm Liliput
Place of originAustria-Hungary
Case typeRimless, straight
Bullet diameter4.27 mm (0.168 in)
Neck diameter5.00 mm (0.197 in)
Base diameter5.00 mm (0.197 in)
Rim diameter5.00 mm (0.197 in)
Case length10.27 mm (0.404 in)
Overall length14.91 mm (0.587 in)
Ballistic performance
Bullet mass/type Velocity Energy
12 gr (1 g) FMJ 810 ft/s (250 m/s) 17 ft⋅lbf (23 J)
Source(s): "Textbook of Automatic Pistols" [1]

See also

List of cartridges by caliber


    • Wilson, R. K. Textbook of Automatic Pistols, pp.261-262. Plantersville, SC: Small Arms Technical Publishing Company, 1943.
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