Quick Tip: .300 Blackout vs 7.62x39

Published on January 28, 2020
Duration: 2:48

This video provides a concise comparison between the .300 Blackout and 7.62x39 calibers, highlighting their distinct cartridge designs, ballistic similarities at comparable bullet weights, and primary firearm platform associations (AR vs. AK). It emphasizes that while both are effective for hunting and available in bolt-action platforms, their optimal performance is generally tied to their intended rifle systems due to differing feeding mechanisms. The expert instruction from Brownells clarifies key differences for shooters considering these popular rounds.

Quick Summary

The .300 Blackout and 7.62x39 calibers, while ballistically similar with comparable bullet weights, are primarily distinguished by their intended firearm platforms. The .300 Blackout is optimized for the AR platform, based on the .223/5.56 case, whereas the 7.62x39 features a unique case design and is best suited for the AK platform.

Chapters

  1. 00:05Introduction: Caliber Comparison
  2. 00:10Caliber Introduction
  3. 00:27Specific Bullet Weights
  4. 00:37Cartridge Case Differences
  5. 00:51Ballistic Similarity
  6. 01:09Firearm Platform Compatibility
  7. 01:21AK vs. AR Platform Design
  8. 01:37Feeding Mechanism Incompatibility
  9. 01:44ARs in 7.62x39
  10. 02:00Reliability Recommendation
  11. 02:07Bolt Action Availability
  12. 02:18Hunting Applications
  13. 02:27Call to Action

Frequently Asked Questions

What are the main differences between .300 Blackout and 7.62x39 cartridges?

.300 Blackout is based on the .223/5.56 case and designed for the AR platform, while 7.62x39 has a distinct case with tapered sides and a wider base, designed for the AK platform. Ballistically, they are similar with comparable bullet weights, but platform compatibility is key.

Are .300 Blackout and 7.62x39 interchangeable?

No, these calibers are not generally interchangeable between platforms due to significant differences in case design and the feeding mechanisms of the AR and AK platforms they were designed for. Using them in the wrong platform can cause reliability issues.

Which caliber is better for hunting, .300 Blackout or 7.62x39?

Both .300 Blackout and 7.62x39 are considered effective for hunting medium game like hogs and deer, especially when using appropriate bullet weights and types. Their suitability often depends more on the rifle platform and specific ammunition chosen.

Can you shoot 7.62x39 in an AR-15?

Yes, AR-15 rifles can be chambered in 7.62x39, but they typically require specialized magazines and may have different feeding characteristics compared to standard AR-15 calibers. Reliability is best ensured by using dedicated 7.62x39 AR magazines.

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