Slow Motion: .303 Lewis Gun

Published on December 31, 2014
Duration: 1:11

This guide provides a technical overview of the Lewis Gun's unique firing mechanism, as explained by an expert from Forgotten Weapons. It details the rotating bolt, open-bolt firing, the distinctive rack-and-pinion system for bolt carrier movement, and the clockwork-like mainspring. The video highlights the pan magazine's rotation and its historical influence on later designs like the FG 42.

Quick Summary

The .303 Lewis Gun operates with a rotating bolt and fires from an open bolt. Its unique mainspring, wound by gears, powers a rack-and-pinion bolt carrier system. The 47-round pan magazine rotates during firing. This design notably inspired the German FG 42.

Chapters

  1. 00:00Introduction & History
  2. 00:14Specifications & Caliber
  3. 00:20Unique Mainspring Mechanism
  4. 00:37Firing Mechanism Details
  5. 00:50Historical Influence & Conclusion

Frequently Asked Questions

How does the Lewis Gun's mainspring work?

The Lewis Gun features a unique mainspring located in front of the trigger guard. It operates much like a clock, wound by a gear mechanism, providing the energy for the bolt carrier's movement via a rack-and-pinion system.

What caliber is the Lewis Gun shown in the video?

The Lewis Gun featured in this slow-motion analysis is chambered in the .303 caliber. It is shown utilizing a 47-round pan magazine.

What historical firearm did the Lewis Gun inspire?

The innovative design and operating principles of the .303 Lewis Gun directly inspired the German FG 42 automatic rifle, which saw service during World War 2.

What type of bolt action does the Lewis Gun use?

The Lewis Gun employs a rotating bolt system and fires from an open bolt. This allows for efficient cooling and a rapid firing cycle, as seen in the detailed slow-motion footage.

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