.223/5.56 vs 7.62x39 Pumpkins

Published on November 5, 2022
Duration: 5:16

This video provides a practical comparison of .223/5.56x45mm NATO and 7.62x39mm ammunition performance against water-filled pumpkins. The instructor demonstrates that despite 7.62x39mm having more foot-pounds of energy, the higher velocity of the .223/5.56x45mm round resulted in more significant damage to the target. This is attributed to the increased velocity's effect on tissue displacement, drawing parallels to human anatomy.

Quick Summary

In a ballistic comparison, the .223/5.56x45mm NATO round demonstrated more destructive power on a water-filled pumpkin than the 7.62x39mm. While 7.62x39mm has higher energy (approx. 1500 ft-lbs vs. 1100-1200 ft-lbs), the .223/5.56x45mm's superior velocity (approx. 800 fps faster) caused more significant tissue displacement and damage.

Chapters

  1. 00:00Introduction & Previous Video Context
  2. 00:31Accidental 5.56 Mag in 7.62x39 Upper
  3. 00:57Makeup Video Purpose
  4. 01:12Ammunition and Target Setup
  5. 02:04Pumpkin Preparation
  6. 02:39Firearm Setup
  7. 02:58First Shot: .223/5.56
  8. 03:10Assessing .223/5.56 Impact
  9. 03:34Analysis of Results & Ballistics
  10. 04:14Velocity vs. Energy Discussion
  11. 04:25Human Body Analogy
  12. 04:51Conclusion & Previous Videos
  13. 05:04Product Links & Outro

Frequently Asked Questions

Which caliber, .223/5.56 or 7.62x39, causes more damage in a water-filled pumpkin test?

In this test, the .223/5.56x45mm NATO round caused more visible damage to the water-filled pumpkin. This is attributed to its higher velocity, which creates a more significant temporary cavity and tissue displacement, despite the 7.62x39mm having more raw energy.

What are the typical energy and velocity differences between 7.62x39mm and .223/5.56x45mm NATO?

Typically, 7.62x39mm has more foot-pounds of energy, around 1500 ft-lbs, while .223/5.56x45mm NATO is around 1100-1200 ft-lbs. However, .223/5.56x45mm travels about 800 feet per second faster, which significantly impacts terminal ballistics.

Why are water-filled pumpkins used for ballistic testing?

Water-filled pumpkins are used as a simple, accessible medium to simulate tissue and observe projectile performance. The water provides resistance, allowing for a visual representation of how a projectile might expand, fragment, or penetrate, and the 'pop' when it ruptures adds an entertaining element.

Does higher energy or higher velocity matter more for terminal ballistics?

Both energy and velocity are crucial for terminal ballistics. In this specific test, the higher velocity of the .223/5.56x45mm round proved more effective at causing damage to the water-filled pumpkin, suggesting velocity's significant role in tissue disruption.

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