Buy Large Pistol Primers for Reliable Ignition – 99.99% Success Rate

Original price was: $89.Current price is: $70.

Elevate your shooting with our high-quality Large Pistol Primers. With a 99.99% success rate, you can trust our versatile and easy-to-use primers for consistent performance and hassle-free reloading.

SKU: PRFEDLP-1000SP Categories: 



LARGE PISTOL PRIMERS: Everything You Need to Know

When it comes to reloading ammunition, there are a lot of components to consider. One of the most important components is the primer, which is responsible for igniting the gunpowder and starting the combustion process that propels the bullet out of the barrel. Primers come in different sizes and types, and in this article, we’ll be focusing on large pistol primers.

What are Large Pistol Primers?

Large pistol primers are one of the four main types of primers used in reloading ammunition, along with small pistol primers, small rifle primers, and large rifle primers. As the name suggests, large pistol primers are used in larger calibers of pistols, such as .45 ACP, .44 Magnum, and .357 Magnum. They are also used in some revolver cartridges, such as .45 Colt and .44 Special.

How do Large Pistol Primers work?

When the firing pin of a gun strikes the primer, it creates a small explosion that ignites the gunpowder in the cartridge. The gunpowder then burns rapidly, creating a high-pressure gas that propels the bullet out of the barrel. Large pistol primers contain a small amount of impact-sensitive explosive, such as lead styphnate or lead azide, which is sensitive enough to be ignited by the impact of the firing pin.

Differences Between Large Pistol Primers and Other Types of Primers

While all primers work in the same basic way, there are some differences between large pistol primers and other types of primers. One of the biggest differences is size; large pistol primers are larger than small pistol primers and small rifle primers, but smaller than large rifle primers. Large pistol primers also have a thicker cup than small pistol primers, which helps to contain the pressure of the exploding gases.

Advantages of Using Large Pistol Primers

There are several advantages to using Pistol primers in your ammunition reloading. One of the biggest advantages is that they are more reliable in high-pressure cartridges, such as magnum cartridges, than small pistol primers. Large pistol primers also tend to produce a hotter flame than small pistol primers, which can help to ensure consistent ignition of the gunpowder.

How to Choose the Right Large Pistol Primer

When choosing a large pistol primer, it’s important to consider the type of gun and cartridge you’ll be reloading. Different types of primers have different characteristics, such as sensitivity and hardness, that can affect the performance of the cartridge. It’s also important to choose a primer from a reputable manufacturer, such as CCI or Federal, to ensure consistent quality and reliability.Large Pistol Primers

Tips for Using Large Pistol Primers

If you’re new to reloading ammunition, here are a few tips for using large pistol primers:

  • Store your primers in a cool, dry place to prevent moisture and heat from affecting their performance.
  • Use a primer seating tool to ensure that the primer is seated properly in the primer pocket of the cartridge.
  • Use a reloading manual to determine the correct amount of gunpowder to use with your chosen primer and cartridge combination.
  • Always wear eye and ear protection when reloading ammunition.

Safety Considerations

Reloading ammunition can be a safe and rewarding hobby, but it’s important to take safety seriously. When working with large pistol primers, be sure to follow these safety guidelines:

  • Always wear eye and ear protection when reloading ammunition.
  • Never use damaged or defective primers.
  • Keep primers away from heat, flame, and moisture.
  • Store primers and other reloading components in a secure location away from
    • children, pets, and unauthorized individuals.
    • Follow the reloading instructions carefully and do not exceed the maximum recommended powder charges.

    Common Mistakes to Avoid

    When using pistol primers, there are some common mistakes that can lead to poor performance or even dangerous situations. Here are a few mistakes to avoid:

    • Using the wrong primer for the cartridge or gun type.
    • Failing to seat the primer properly in the primer pocket.
    • Using primers that are damaged or contaminated.
    • Using too much or too little gunpowder in the cartridge.


    Pistol primers, are an important component of ammunition reloading for larger caliber pistols and some revolver cartridges. They come in different types and brands, and choosing the right primer can affect the performance and reliability of the cartridge. By following safety guidelines, using the correct tools and techniques, and avoiding common mistakes, reloaders can ensure that their ammunition performs consistently and safely.


    1. Can I use large pistol primers in small caliber pistols? No, large pistol primers are designed for larger calibers and using them in smaller pistols can result in poor performance or even damage to the gun.
    2. Can I use large pistol primers in rifle cartridges? No, Pistol primers are not designed for use in rifle cartridges.
    3. How long can I store my primers? If stored properly in a cool, dry place, primers can last for several years.
    4. Do all brands of large pistol primers perform the same? No, different brands of primers may have different characteristics, such as sensitivity or hardness, that can affect the performance of the cartridge.
    5. Can I reuse primers? No, primers should not be reused as they can become damaged or contaminated during use.


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