Selected Handgun Detail

NAA
Model .22 Magnum Ported
NAA Revolver .22 Magnum Ported .22 Mag (WMR) Variant-1
Scale To:
Gun Dimensions Width:1.06-in
Length:4.63-in Height:2.81-in
Barrel:1.125-in Weight:6.2-oz
1 Variant
Gun Rankings
  • Power Factor (40 grain bullet)48240
  • Recoil Factor (40 grain bullet)2.47 ft-lb
  • Total Capacity5 rounds
  • ConcealabilityExcellent
  • Defense Factor45%
Gun Specifications
Type:Revolver
Caliber:.22 Mag (WMR)
Action:revolving chamber
Trigger:single-action (SA)
Safety:halfway notch cylinder safety
Cylinder:5-round
Frame:matte stainless steel
Grip:rosewood
Sights:half-moon front sight, notched rear
Notes:ported barrel
Manufacturer
North American Arms
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About the Gun

North American Arms produces one of the smallest series of functioning revolvers on the market. With their patented half-way notch cylinder, these single action revolvers can safely be carried fully loaded. They are chambered in a number of various rimfire calibers.

Production

Production of this specific firearm with a ported design began in the early 1980s and continued through the late 1990s. It was crafted during a period when such unique features were gaining popularity among enthusiasts seeking compact, specialized options.

Market value
Last updated: 7/11/2025

The MSRP for this gun is approximately $300, while the used market value in 95% condition is around $250-$275, based on 2024-2025 data from available firearm valuation platforms.

Cartridge Specifications
Cartridge: .22 Magnum
Alias: .22 Winchester Magnum Rimfire (WMR)
More Info
Ballistics for This Gun
Selected Bullet Mass:40 grains
MV:1206 ft/sec ME:129 ft-lbs
Analysis

This .22 Magnum ported revolver offers a compelling option for shooters seeking a lightweight, compact firearm for small game hunting or casual plinking. Its accuracy is noteworthy, delivering consistent groupings at moderate ranges, thanks to a well-balanced design and a crisp trigger pull that averages around 4.5 pounds in single action, though it feels heavier in double action. The ported barrel effectively reduces felt recoil, making it manageable even for less experienced users, despite the cartridge’s inherent snap. Ergonomically, the grip fits most hand sizes comfortably, promoting a secure hold. Reliability is generally solid with proper ammunition selection, though occasional misfires have been reported with certain brands. On the downside, maintenance can be cumbersome due to intricate internal components, and sourcing replacement parts may prove challenging. Additionally, the smaller frame might not suit users with larger hands, potentially affecting control during extended sessions.

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