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This is commercially-loaded ammunition you don't see every day. Atomic loads the 148-grain lead hollow point upside down in the case, which is an old-school design that works. The company tested this load specifically in snub-nosed revolvers, and it's the only load they found that consistently expanded in ballistic gel.
What makes this round different is how the bullet sits in the case. By loading it upside down (hollow end down), Atomic achieves expansion characteristics that bigger bullet weights usually don't manage at .38 Special velocities. Each round uses a Ducta-Bright nickel-plated Starline brass case with hand-selected powder and quality primers for reliability. The whole approach is straightforward—good components, precise assembly, nothing fancy.
Out of a 4-inch barrel, you're looking at 1000 fps and 328 ft-lbs of energy. From a 1 7/8-inch snubnose, velocity drops to around 850 fps. The point isn't raw power—the point is that heavier .38 Special bullets at these velocities still perform. The 148-grain weight gives you more momentum and controlled expansion than lighter defensive loads, with less felt recoil than many +P offerings.
This ammunition is built for folks who carry .38 Special or .357 Magnum revolvers and want to actually practice with what they depend on. The load performs consistently across different revolver sizes, from J-frames to larger platforms. Fifty rounds per box, ten boxes per case if you need to stock up. Just make sure your gun is rated for +P pressure before running it.
No, this is a +P load, which means higher pressure than standard .38 Special ammo. Your revolver must be marked as +P rated or clearly noted in the manual. Check your gun's documentation before shooting. Running +P ammunition in a gun not rated for it can cause damage.
Atomic loads the hollow point upside down to achieve reliable expansion at .38 Special velocities, especially from short barrels. This is an older design that works. The company tested it specifically in snub-nosed revolvers and found it was the only load configuration that consistently expanded in ballistic gel.
From a 1 7/8-inch barrel, you'll see around 850 fps with roughly 237 ft-lbs of energy. Velocity varies based on barrel length and individual firearm specs, so your actual results may differ. The point of the 148-grain weight is consistent performance across different barrel lengths, not maximum velocity.
Yes, it works for both. Many people practice with defensive ammo so their gun handles the same either way. The load was designed to function reliably in revolvers that see regular use, and the expansion characteristics make it suitable for defensive purposes as well.
| Caliber/Gauge | .38 Special |
|---|---|
| Case Material | Brass |
| Cost per Round | 1.14 |
| Grains | 148 gr |
| Manufacturer | |
| Manufacturer Part Number | 00419 |
| Units per Box | 50 |
| UPC | 858767004195 |
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