PKM Machine Gun: a belt fed beast

Published on October 5, 2019
Duration: 5:31

This guide details the field stripping and basic operation of the PKM machine gun, as demonstrated by Iain Harrison of RECOILtv. It covers disassembly steps including barrel and bolt carrier group removal, as well as loading and unloading procedures. Harrison, an expert with high authority, highlights the PKM's Soviet construction and unique feeding mechanism compared to Western designs.

Quick Summary

The PKM machine gun, chambered in 7.62x54R, features a unique two-stage feeding mechanism for its rimmed cartridges, distinguishing it from Western disintegrating link systems. Constructed with a stamped sheet metal receiver and laminated birch stock, it offers a lightweight design for a general-purpose machine gun, with expert handling demonstrated by Iain Harrison of RECOILtv.

Chapters

  1. 00:00Introduction to the PKM
  2. 00:26Caliber and Feeding Mechanism
  3. 01:02Construction and History
  4. 01:31Field Stripping and Disassembly
  5. 02:12Internal Design
  6. 03:34Loading and Operation
  7. 04:11Live Fire Demonstration
  8. 04:52Unloading Procedure

Frequently Asked Questions

What caliber is the PKM machine gun chambered in?

The PKM machine gun is chambered in the 7.62x54R caliber, a 19th-century rimmed cartridge that necessitates a specific two-stage feeding mechanism for reliable operation.

How does the PKM's feeding system differ from Western machine guns?

Unlike Western disintegrating link systems, the PKM uses a non-disintegrating belt and a two-stage feeding mechanism. It pulls the cartridge backward out of the belt before pushing it into the receiver, adapted for its rimmed 7.62x54R ammunition.

What are the key construction features of the PKM?

The PKM features typical Soviet construction, including a stamped sheet metal receiver, a laminated birch stock, and a hammer-forged, chrome-lined barrel. Its non-disintegrating belt design has historical roots in the Maxim machine gun.

What is the proper procedure for unloading the PKM?

To unload the PKM, you must first cock the weapon, open the top cover, lift the feed tray, visually check the chamber, and then fire the action to clear it safely.

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