We Killed the First AK-50 - Gun Life #27

Published on June 25, 2018
Duration: 25:53

This video details the advanced gunsmithing challenges encountered during the final testing phase of the AK-50 V1 prototype. Lead designer Brandon Herrera transparently discusses issues like stacking tolerances, bolt galling, and magazine feeding, showcasing the iterative process of refining a complex firearm design. Lessons learned from the V1 are slated for implementation in the V3 production model, highlighting the dedication to engineering excellence.

Quick Summary

Brandon Herrera details the final testing of the AK-50 V1 prototype, addressing critical issues like bolt galling and stacking tolerances. He explains how these challenges, particularly metal welding under pressure, led to the retirement of the V1 and informs the design of the upcoming V3 model, targeting a $4,499.95 retail price.

Chapters

  1. 00:00Introduction and Project Status
  2. 01:35Engineering Challenges: Stacking Tolerances
  3. 03:52Addressing Bolt Galling
  4. 06:11First Range Test with New Extension
  5. 08:53Analyzing Camming Lug Failure
  6. 11:09Magazine Shimming and Final Modifications
  7. 17:12Retiring the V1 Prototype
  8. 20:30Production Plans and Pricing

Frequently Asked Questions

What were the main engineering challenges faced during the AK-50 V1 prototype testing?

The primary challenges included stacking tolerances between the barrel and extension, requiring precise machining, and severe bolt galling on the camming lug and carrier due to hardened steel components rubbing under .50 BMG pressure.

How did the team address the bolt galling issue on the AK-50 V1?

They attempted to fix the galling by filing down the affected areas on the bolt to improve cycling. For the V3, lessons learned about metallurgy and component hardness were applied to prevent recurrence.

What is the target retail price for the production AK-50?

The target retail price for the production AK-50 is set at $4,499.95. This price reflects the complex engineering and custom nature of the .50 BMG rifle.

What improvements are planned for the AK-50 V3 model?

The V3 model is planned to feature a KOP-style dust cover, a new receiver system for improved reliability, and optimized ergonomics, building upon the lessons learned from the V1 prototype.

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