Can I Make .38 Special Ammo with .357 Magnum Cases?

Published on October 31, 2023
Duration: 13:47

This guide explains how to safely fire .38 Special loads in a .357 Magnum revolver, emphasizing the critical distinction between .38 Special and .357 Magnum cases. While it's possible to shoot .38 Special loads in a .357 Magnum firearm, directly using .38 Special load data in .357 Magnum cases is extremely dangerous due to differing case volumes and pressure dynamics. The video stresses the importance of using appropriate load data for the specific case and consulting reliable sources like the Lyman Reloading Handbook to avoid dangerous situations such as stuck bullets or bulged barrels.

Quick Summary

It is safe to fire .38 Special ammunition in a .357 Magnum revolver, but it is critically unsafe to reload .38 Special loads using .357 Magnum cases. The larger case volume of the .357 Magnum can lead to dangerous pressure issues, stuck bullets, or bulged barrels. Always use load data specific to the case you are reloading and consult reliable sources like the Lyman Reloading Handbook.

Chapters

  1. 00:01Introduction: Firing .38 Special in .357 Magnum Cases
  2. 00:25.38 Special Cartridge History & Characteristics
  3. 01:04Firing .38 Special in .357 Magnum Revolvers
  4. 01:51Nickel-Plated Cases: Brittleness and Lifespan
  5. 02:24Application to .44 Magnum and .44 Special
  6. 03:19Can You Shoot Special Loads in Magnum Cases? The Caveat
  7. 03:43Case Differences: .38 Special vs. .357 Magnum
  8. 04:51Volume Differences and Burning Issues
  9. 05:09Dangers of Using Light .38 Special Loads in .357 Magnum Cases
  10. 05:40Real-World Example: Bulged Barrel Incident
  11. 06:49Preferred Case Usage for Special Loads
  12. 07:00Replicating Velocities: What's Possible?
  13. 07:52The Beauty of .38 Special for Target Loads
  14. 08:48Recommended Reloading Manual: Lyman
  15. 09:45Achieving Lighter Loads: The Need for Special Cases
  16. 10:11Accuracy Issues with Excessive Airspace
  17. 10:34Channel Update: Personal Circumstances & Support
  18. 11:17How Viewers Can Support the Channel
  19. 13:07Call to Action: Thumbs Up & Patreon Support

Frequently Asked Questions

Can I safely fire .38 Special ammunition in a .357 Magnum revolver?

Yes, you can safely fire .38 Special ammunition in a .357 Magnum revolver. This is a common practice and generally safe, though it may cause some soot buildup in the chamber that requires regular cleaning. It's also a good way to reduce recoil and wear on the firearm.

Is it safe to reload .38 Special loads using .357 Magnum cases?

No, it is extremely unsafe to simply use .38 Special load data in .357 Magnum cases. The .357 Magnum case has a larger volume, which can lead to dangerous pressure issues, potentially causing a stuck bullet, a bulged barrel, or even catastrophic firearm failure. Always use load data specific to the case you are reloading.

What are the risks of using light .38 Special loads in .357 Magnum cases?

Using light .38 Special loads in .357 Magnum cases can lead to ignition problems, inconsistent powder burn, and potentially dangerous situations like a stuck bullet in the barrel. This can result in a double charge if the shooter is not attentive, leading to a bulged or damaged barrel.

What is the recommended resource for safe reloading data?

The Lyman Reloading Handbook is highly recommended as a reliable source for safe and accurate reloading data. It provides extensive testing and evaluation, offering detailed information crucial for understanding the performance characteristics of different cartridges and components.

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