Your question: Can small pistol magnum primers be used in 9mm?

Can you use Magnum pistol primers in standard loads?

357, even using H-110, actually perform better with standard primers. … He also showed that although velocity spreads using standard primers are slightly smaller, the actual velocity difference between standard and magnum primers is insignificant.

What size primer does a 9 mm pistol take?

A 9mm bullet typically uses a small pistol primer. However, since these primers are usually always out of stock some gun enthusiasts experiment with using magnum pistol primers.

Will magnum primers increase pressure?

But what surprised me most was the apparent lack of any additional pressure caused by the hotter magnum primers. I had thought that it would ignite more powder faster, causing a slightly higher pressure peak. But no. … Both powders were very consistent with standard primers but rather less so with magnum primers.

Can small magnum pistol primers be used in place of small pistol primers?

You can safely use small pistol magnum primers to load 40S&W. You will need to back off to the low-end of the powder range and work back up with a chronograph, looking for any pressure signs. If using the same powder you previously have, by comparing chronos you will arrive at a good load using the magnums.

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Can you use Magnum primers in 7mm 08?

You can use Magnum primers in your 7mm-08 but you will need to start low and work up a load.

What is the difference between large and small pistol primers?

Recently some companies started making cases with small pistol primers for the 45 ACP. … It’s conclusive that large primers give more velocity with all powders tested especially the slower ones such as Herco. That is because the large pistol primer has a stronger ignition on the powder charge.

What are the dimensions of a 9mm bullet?

The 9mm has a bullet diameter of 9.01mm (0.355 in), a neck diameter of 9.65mm, a base diameter of 9.93 mm, a rim diameter of 9.96mm and a rim thickness of 0.90 mm. The . 45 has a bullet diameter of 11.5 mm (.

Can you use large magnum primers in standard loads?

I recommend using magnum primers in all magnum loads and in standard calibers when using ball type of powder. This is to have a more uniform ignition and a more complete burn.

Can you use magnum primers in 38 special?

Super Moderator. I’ve used small pistol magnum primers to prepare . 38 Special ammunition for range use in a pinch when that was all that was on hand. The powder charge weights were well under published maximums and the handloaded ammunition gave normal performance.

Can you use small pistol primers in 556?

223/ 5.56 rifles. The CCI #41 is a Mil Spec primer very similar to their #400, all of the Small standard primer types (pistol, pistol magnum, rifle, and rifle magnum) will fit in the . … Once you have swagged a 556 primer pocket, you can use CCI #400 OR CCI #41.

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Can small pistol primers be used in 300 Blackout?

Can I use small pistol magnum primers in 300 blackout? We’ve also gotten reports that yes, you can also use small pistol magnum primers to develop your loads. … According to Speer/CCI Technical Services – Both the CCI 550 Small Pistol Magnum and CCI 400 Small Rifle primers are identical in size.

What primer does 40 S&W use?

40 S&W. It uses a small pistol primer whereas the 10mm cartridge uses a large pistol primer.