Madsen LMG Disassembly & Functioning

Published on November 16, 2015
Duration: 13:15

This guide details the field stripping procedure for the Madsen Light Machine Gun, as demonstrated by Ian McCollum. The process involves opening the top receiver cover via a rear lever and removing the barrel and breech assembly by pulling a single captive pin. This allows for quick-change barrel functionality and caliber conversion.

Quick Summary

The Madsen LMG features a unique short recoil, falling-block action and a distinctive top-mounted box magazine without feed lips. Its field stripping involves opening the top cover via a rear lever and removing the barrel/breech assembly by pulling a captive pin, facilitating a quick-change barrel system for caliber conversion.

Chapters

  1. 00:00Introduction and History
  2. 01:14Early Testing and Combat Use
  3. 03:40External Features and Magazine
  4. 05:08Controls and Charging
  5. 05:48Field Stripping
  6. 07:20Internal Functioning
  7. 09:35Extraction and Ejection
  8. 11:36Quick-Change Barrel and Calibers

Frequently Asked Questions

How is the Madsen LMG disassembled?

Disassembly begins by rotating a rear lever to open the top receiver cover. A single captive pin is then pulled, allowing the entire barrel and breech assembly to slide out from the rear of the receiver housing.

What is unique about the Madsen LMG's magazine?

The Madsen LMG's magazine is distinctive for lacking traditional feed lips. Instead, a large, flat external spring holds the cartridges in place until they are loaded into the firearm.

What type of action does the Madsen LMG use?

The Madsen LMG employs a short recoil, falling-block action. This mechanism involves the breech block moving vertically within the receiver to facilitate feeding, firing, and extraction.

Can the Madsen LMG be converted between calibers?

Yes, the Madsen LMG's design incorporates a quick-change barrel system. By swapping the barrel and breech assembly, the weapon can be converted between calibers such as 8mm Mauser and .30-06 Springfield.

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