Tom Gresham's Gun Talk - The After Show 07.20.14

Published on July 24, 2014
Duration: 31:35

This guide clarifies the differences between .223 Remington and 5.56x45mm NATO ammunition and their compatibility with firearms. It emphasizes that while often interchangeable, consulting the manufacturer is crucial for safety and optimal performance. The discussion highlights potential pressure differences and the importance of correct ammunition selection for various firearm models.

Quick Summary

Firearms stamped '.223 Remington' are generally intended for .223 ammunition only, while '5.56x45mm NATO' firearms can typically fire both .223 and 5.56mm. Always confirm compatibility with the manufacturer, as 5.56mm operates at higher pressures.

Chapters

  1. 00:00Introduction to After Show
  2. 00:41Discussing New Shooter Confusion
  3. 01:31Caliber and Grain Explanations
  4. 03:28Caller: .223 vs 5.56 on Mini 14
  5. 05:41Technical Differences: .223 vs 5.56
  6. 07:51Semi-Auto vs. Automatic Terminology
  7. 09:19Caller: .44 Magnum Load Recommendations
  8. 11:47Ammunition Interchangeability: .44 Special in .44 Magnum
  9. 12:55Bullet Hardness and Leading
  10. 17:00Caller: Gold Cup & Radom Pistol Ammo
  11. 19:50New vs. Used Firearms
  12. 22:30Ammunition Availability Discussion
  13. 24:10Shooting Trip and Trigger Control
  14. 28:00First Person Defender Show Prep
  15. 30:00Wrap-up and Next Week

Frequently Asked Questions

Can I shoot 5.56 ammo in a .223 Remington rifle?

Generally, firearms marked '.223 Remington' should only use .223 ammo. Firearms marked '5.56x45mm NATO' can usually shoot both. It's best to confirm with the manufacturer, as 5.56mm operates at higher pressures.

What is the difference between .223 Remington and 5.56x45mm NATO?

The main difference is pressure. 5.56x45mm NATO is loaded to higher pressures than .223 Remington. While often interchangeable, firearms chambered only for .223 Remington may not be designed for the higher pressures of 5.56mm.

How can I be sure if my rifle can handle 5.56 ammo?

The safest method is to contact the firearm manufacturer directly. Provide them with your firearm's serial number, and they can give you specific guidance on ammunition compatibility for your model.

Is it safe to shoot .44 Special in a .44 Magnum revolver?

Yes, you can safely shoot .44 Special ammunition in a .44 Magnum revolver. This will result in lighter recoil and is a common practice for practice or plinking.

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