DShK-38: The Soviet Monster .50 Cal HMG

Published on March 10, 2023
Duration: 20:40

This guide details the field stripping and maintenance procedures for the Soviet DShK-38 heavy machine gun, as demonstrated by firearms historian Ian McCollum. It covers the necessary steps for safe disassembly, cleaning, and reassembly, emphasizing the unique flapper-locking mechanism and rotary feed system. Proper maintenance is crucial for ensuring the reliability of this historical HMG.

Quick Summary

The DShK-38 is a Soviet heavy machine gun notable for its rare early 1938 pattern production. It features a gas-operated, flapper-locked action and Georgy Shpagin's rotary belt-feed mechanism, achieving a rate of fire of 600 rounds per minute. It fires the distinct Soviet 12.7x108mm cartridge, which is not compatible with .50 BMG.

Chapters

  1. 00:00Introduction to the DShK-38
  2. 00:45Historical Development
  3. 02:11Degtyarev and Shpagin Collaboration
  4. 05:10External Features and Controls
  5. 07:44Feed System and Caliber
  6. 10:02Charging and Operation
  7. 13:01Disassembly and Internal Mechanics
  8. 15:57Production and Service History

Frequently Asked Questions

What is the DShK-38 and what makes it significant?

The DShK-38 is a Soviet heavy machine gun, often called 'Dushka'. This video highlights a rare original 1938 pattern model, significant because most surviving examples are the later DShK-M variant, making early production examples historically valuable for study.

Who designed the DShK-38 and what were its key innovations?

Vasily Degtyarev initially designed the DK, but Georgy Shpagin developed the crucial rotary belt-feed mechanism for the DShK-38, nearly doubling the rate of fire to 600 rpm and improving reliability over drum magazines.

What caliber does the DShK-38 use, and is it compatible with .50 BMG?

The DShK-38 fires the Soviet 12.7x108mm cartridge. This round is not interchangeable with the US 12.7x99mm (.50 BMG) as it is slightly longer and possesses greater power.

What are the main mechanical features of the DShK-38?

The DShK-38 operates via a gas-operated, flapper-locked action, typical of Degtyarev's designs. It features a unique rotary belt-feed mechanism and fires from an open bolt, with a 5mm armored shield for crew protection.

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