This Ammo Will Ruin Your Gun!

Published on December 25, 2025
Duration: 1:31

This video explores the impact of modern ammunition on older firearms, specifically a Mosin Nagant. It debunks the myth that all modern ammo is detrimental to vintage guns, highlighting that non-corrosive primers in modern 7.62x54R ammunition can actually reduce maintenance needs compared to older corrosive variants. The presenter demonstrates that using this modern ammo can prevent barrel damage from residue, saving cleaning time.

Quick Summary

Modern non-corrosive ammunition, especially in calibers like 7.62x54R, is generally safe for older firearms such as the Mosin Nagant. Unlike older corrosive ammunition which leaves damaging residue, modern loads use primers that do not erode the barrel, significantly reducing cleaning requirements and preserving the firearm's condition.

Chapters

  1. 00:00Intro: Modern Ammo in Old Rifles
  2. 00:06Why People Fear Modern Ammo
  3. 00:09M1 Garand Example
  4. 00:28Testing Modern Ammo in Mosin Nagant
  5. 00:35Corrosive Russian Ammo History
  6. 00:48Modern Non-Corrosive Ammunition Explained
  7. 01:00Benefits of Non-Corrosive Primers
  8. 01:12Reduced Cleaning Time
  9. 01:23Conclusion: Modern Ammo Can Be Better
  10. 01:27Resource: Armory Deals

Frequently Asked Questions

Can modern ammunition damage an old rifle like a Mosin Nagant?

Not necessarily. While some older firearms are sensitive to higher pressures, the primary concern with older ammunition was its corrosive nature. Modern non-corrosive ammunition, especially in calibers like 7.62x54R, is often safer for vintage rifles and requires less intensive cleaning.

What is the difference between corrosive and non-corrosive ammunition primers?

Corrosive primers leave behind salts and chemicals that, if not cleaned promptly, can cause rust and damage to the firearm's barrel. Non-corrosive primers use modern chemical compounds that do not cause this corrosive residue, making them much easier on the firearm and reducing maintenance needs.

Is it safe to shoot modern 7.62x54R ammunition in a Mosin Nagant?

Yes, it is generally safe and often beneficial to shoot modern, non-corrosive 7.62x54R ammunition in a Mosin Nagant. The non-corrosive nature of the primers means you avoid the barrel damage associated with older corrosive rounds, simplifying maintenance and preserving the rifle.

Why was older ammunition made to be corrosive?

Older ammunition, particularly Russian 7.62x54R, was often made with corrosive primers due to the materials available at the time and military logistics. These primers were reliable but necessitated rigorous cleaning to prevent long-term damage to the firearm's bore.

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