Pancor Jackhammer: The Real One

Published on September 12, 2015
Duration: 25:53

The Pancor Jackhammer is a rare, select-fire combat shotgun prototype designed by John Anderson. Despite passing rigorous testing, it failed due to funding issues and DoD export restrictions. Its unique gas-operated blow-forward action and 'Bear Trap' landmine conversion highlight its innovative, albeit unsuccessful, design.

Quick Summary

The Pancor Jackhammer is a rare, select-fire combat shotgun prototype known for its unique gas-operated blow-forward action. Designed by John Anderson, it passed extensive testing but was never adopted due to funding issues. It also featured a 'Bear Trap' landmine conversion.

Chapters

  1. 00:00Introduction: The Iconic Pancor Jackhammer
  2. 00:54Design History: John Anderson's Vision
  3. 01:36Military Trials & Project Failure
  4. 04:14External Controls and Features
  5. 06:16Operating Mechanism: Drum Magazine Rotation
  6. 10:22Unique Blow-Forward Action Explained
  7. 12:02Gas Seal System and Barrel Interface
  8. 13:51The 'Bear Trap' Landmine Feature
  9. 15:29Internal Disassembly and Trigger Group
  10. 20:43Technical Specs & Conclusion

Frequently Asked Questions

What is the Pancor Jackhammer and why is it significant?

The Pancor Jackhammer is a rare, select-fire combat shotgun prototype designed by John Anderson. It's iconic due to its limited production (only three functional units) and its prominent appearances in popular culture, making it a legendary firearm.

What makes the Pancor Jackhammer's operating mechanism unique?

The Jackhammer features a gas-operated blow-forward action, a highly unusual system where gas pressure drives the barrel forward to cycle the action and rotate its 10-round drum magazine.

Did the Pancor Jackhammer ever see military service?

No, despite passing rigorous 50,000-round endurance tests, the Jackhammer project failed due to a lack of funding and the Department of Defense's hesitation regarding adoption and export.

What was the 'Bear Trap' feature of the Pancor Jackhammer?

The 'Bear Trap' was an innovative, albeit unconventional, feature that allowed the drum magazine to be converted into an improvised anti-personnel landmine, capable of firing all remaining rounds when triggered.

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