The .25 NAA is a pistol
cartridge
Cartridge may refer to:
Objects
* Cartridge (firearms), a type of modern ammunition
* ROM cartridge, a removable component in an electronic device
* Cartridge (respirator), a type of filter used in respirators
Other uses
* Cartridge (surname), a ...
introduced by the
North American Arms
North American Arms is a United States company, headquartered in Provo, Utah, that manufactures pocket pistols and mini- revolvers, also called mouse guns. The company was originally named ''Rocky Mountain Arms'' when it was founded in 1972. In 1 ...
company in 2002. It was originally created for use in a smaller and lighter model of their
Guardian pistol.
It is based on a
.32 ACP
.32 ACP ( Automatic Colt Pistol, also known as .32 Automatic) is a centerfire pistol cartridge. It is a semi-rimmed, straight-walled cartridge developed by firearms designer John Browning, initially for use in the FN M1900 semi-automatic pi ...
case necked down to accept .251-inch diameter (
.25 ACP
The .25 ACP ( Automatic Colt Pistol) (6.35×16mmSR) is a semi-rimmed, straight-walled centerfire pistol cartridge introduced by John Browning
John Moses Browning (January 23, 1855 – November 26, 1926) was an American firearm designe ...
) bullets.
History and design
The cartridge was originally conceived of and prototyped by gunwriter
J.B. Wood, and called the "25/32 JBW".
North American Arms and
Cor-Bon Ammunition then further developed the cartridge, and the NAA Guardian .25 NAA pistol combination for production in consultation with
Ed Sanow.
Introduction
The finalized cartridge and pistol were introduced at the 2004
SHOT Show.
It followed the successful introduction of two other commercial bottleneck handgun cartridges, the
.357 SIG
The .357 SIG (designated as the 357 Sig by the SAAMI and 357 SIG by the C.I.P. or 9×22mm in unofficial metric notation) is a bottlenecked rimless centerfire handgun cartridge developed by the Swiss- German firearms manufacturer SIG Sauer, ...
in 1994 (which necked a
.40 S&W case down to accept .355 caliber bullets); and the
.400 Corbon
The .400 Corbon is an automatic pistol cartridge developed by Cor-Bon in 1997. It was created to mimic the ballistics of the 10 mm Auto cartridge in a .45 ACP form factor.
It is essentially a .45 ACP case, necked down to .40 caliber with a 2 ...
in 1996 (which necked a
.45 ACP
The .45 ACP ( Automatic Colt Pistol) or .45 Auto (11.43×23mm) is a rimless straight-walled handgun cartridge designed by John Moses Browning in 1904, for use in his prototype Colt semi-automatic pistol. After successful military trials, it ...
case down to accept .40 caliber bullets).
Performance
According to NAA's website, the .25 NAA's 35 gr bullets travel faster (1,200 f.p.s.) and hit harder (20% more energy on average) than larger, .32 ACP caliber, bullets.
See also
*
.32 NAA
The .32 NAA is a cartridge/firearm 'system' designed and developed by the partnership of North American Arms and Corbon Ammunition. The cartridge is a .380 ACP case necked-down to hold a .32 caliber bullet with the goal of improved ballistic pe ...
*
5.45×18mm
References
External links
*
* at NAA website
Pistol and rifle cartridges
Cor-Bon cartridges
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