We Fire the Wrong Calibers Through The Wrong Guns

Published on August 6, 2023
Duration: 13:53

This video, hosted by a recognized subject matter expert, experimentally tests the effects of firing incorrect calibers through various firearms. It highlights the dangers of pressure differences and mechanical incompatibility, demonstrating how some firearms can survive extreme mismatches while others suffer significant damage. The expert strongly advises against ever using the wrong ammunition due to the high risk of catastrophic failure and injury.

Quick Summary

Firing the wrong caliber in a firearm is extremely dangerous and can lead to catastrophic failure, severe injury, or death. Firearms are designed for specific pressures, and using incorrect ammunition can cause significant internal damage, such as bowed receivers or blown components. While some mismatches might survive, it is never recommended.

Chapters

  1. 00:40Introduction to Caliber Testing Dangers
  2. 03:04Test 1: .300 Blackout in 5.56 AR-15 Failure
  3. 05:03Test 2: 8x57mm in .410 Henry Survival
  4. 07:26Test 3: .50 BMG in 12-Gauge Shotgun Slow Fire
  5. 08:59Test 4: .380 ACP in 9mm CZ SP-01 Reliability Issue
  6. 10:06Test 5: .38 Special in .357 Magnum Compatibility
  7. 11:39Conclusion: Never Fire Wrong Caliber

Frequently Asked Questions

What happens when you fire the wrong caliber in a gun?

Firing the wrong caliber can lead to catastrophic firearm failure due to pressure differences and mechanical incompatibility. This can result in severe damage to the firearm, including cracked receivers or blown-out components, and poses a significant risk of injury or death to the shooter and bystanders.

Is it safe to fire .380 ACP in a 9mm pistol?

While .380 ACP may fire in a 9mm pistol, it is not recommended. The .380 ACP round generates less pressure and may not have sufficient energy to reliably cycle the slide of a 9mm firearm, leading to malfunctions and potential safety issues.

Can you fire .38 Special in a .357 Magnum revolver?

Yes, it is safe and common to fire .38 Special ammunition in a .357 Magnum revolver. The .357 Magnum chamber is designed to accommodate the shorter .38 Special cartridge, and this pairing is often used for practice to reduce recoil and ammunition costs.

What are the risks of firing a .300 Blackout in a 5.56 AR-15?

Firing a .300 Blackout in a 5.56 AR-15 is extremely dangerous. While the firearm might fire, it can sustain significant internal damage, such as a bowed lower receiver or a blown magazine release, due to the pressure differences and the cartridge's dimensions.

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