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![]() CCI primers for 9mmĬCI 500 primers are the commonly used cci primers. I buy from Sportsman’s warehouse and several local shops by where I live. Of course, these primers are hotter, so load lighter and do your own testing. It is more determined by the gun rather than the caliber. Some guns may be capable of this and others may not. Other Frequently Asked Primer Questions: Can you use CCI 450 Primers or other small rifle magnum primers for 9mm reloads?Īgain, maybe. I tend to use either Federal or CCI primers. I initially developed my 9mm loads using regular small pistol primers. They’re also made from the same material and use the same explosive.Īs always, do your own testing to confirm using safe load development practices. Specifically, the CCI 550 Small Pistol Magnum primers and the CCI 400 Small Rifle Primers are the same size, with the same cup thickness. We also read a report that said for one manufacturer, they’re identical to the regular small rifle primers. We’ve also gotten reports that yes, you can also use small pistol magnum primers to develop your loads. Berger Bullets Reloading ManualĬheck Price on Amazon Can I use small pistol magnum primers in 9mm? Reduce your load, and try it with proper safety measures if you need to. If your firing pin and hammer can hit really hard, then you should be able to use these. It’s designed to not be ignited on these light strikes. The AR has a free float firing pin, and because of that, the pin strikes the cartridge lightly when reloading. The #41’s have a harder cup and are very popular for reloaders who shoot primarily out of an AR15 platform. Maybe, but again, this is where things get tricky. Can I use #41 small rifle primers in 9mm reloads? Again, be sure to lighten your load to see how pressure will be affected by these stronger and hotter primers. They fit in the same size primer pocket, and we have found that most weapons have the power and ability to ignite these harder primers. Yes, usually you can use small rifle primers in most small pistol applications. Can I use small rifle primers in 9mm reloads? Sometimes you have to do what you have to do in order to just get by. In addition to that, there have been primer shortages, and ammo shortages. Obviously, we recommend that you try to stick with accepted load data, however, not every gun is the same, and sometimes a gun responds better to one powder or primer better than another. In the end if you are following good reloading procedures, load light and build up to what you want with either one.” Why use other sizes of primers other than what’s in load data? ![]() You can over pressure the case quick so be careful. You need to burn a lot of powder quickly. I asked my personal gun smith, who also taught me to reload his opinion on small pistol vs small pistol magnum and this is what he said about it: “I’ve tried both. Most pistols do have the strength to ignite primers much stronger than just a small pistol primer. If you’re watching pressure, you can usually load a thicker primer, as long as your hammer and firing pin has the strength to ignite the primer. The bigger the primer, the thicker the cup, and the more or different explosive material is in the primer. Primers have a metal outside, called a cup, and the small explosive charge used to ignite the powder in a cartridge. Yes, you can usually get away with using small pistol magnum primers. Hornady Handbook of Cartridge ReloadingĬheck Price on Amazon Can you use small pistol magnum primers in 9mm reloads? We use reloading manuals from Hornady, Lee, Berger, and others. We like to confirm with multiple published sources. We like to verify primer information and all other reloading data from multiple sources, so we recommend that you do this as well. The 9mm cartridge takes a small pistol primer. Since then, most police departments have switched over to 9mm handguns as well. In 1980, the Beretta M9, a 9mm handgun based on an old Italian military design, was adopted by the Army as its official sidearm. 45 caliber to the 9mm during World War II, but went back to the. The gun was adopted by the German Navy, and soon became popular with militaries around the world. The cartridge was designed to be used in Luger’s new semi-automatic pistol. The 9mm cartridge, also called the 9mm Luger was created in 1902 by a German weapons manufacturer named Georg Luger. When developing a new load for your 9mm, or any caliber, you should start with smaller amounts of powder and pressure and work up gradually. This article looks at theory and our experience, and should not be considered recommendations about primers for the 9mm. ![]() Extreme caution should be taken when creating loads that go against accepted load data. Please note that this article looks at research and testing done by a variety of sources. ![]()
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