MG 81 Disassembly

Published on June 11, 2026
Duration: 2:58

This video provides a detailed field strip and barrel removal guide for the MG 81 machine gun. It covers the steps for removing the bolt, feed tray, barrel, and internal components of the cocking system. The instructor highlights potential challenges like spring tension and stiff parts, offering practical tips for disassembly and maintenance.

Quick Summary

Disassembling the MG 81 machine gun involves several key steps. First, press the action release and flip up the cover. Ensure the bolt is cocked, then lift it out. Remove the feed tray by lifting a spring tab. The barrel is released by a button and rotation, disengaging an interrupted thread. Servicing the cocking system requires removing a cap and aligning a lug with a frame notch, managing spring tension throughout.

Chapters

  1. 00:00Introduction & Action Flip
  2. 00:09Bolt Removal
  3. 00:22Feed Tray Removal
  4. 00:27Cover Removal (Optional)
  5. 00:37Barrel Removal Procedure
  6. 00:56Cocking System Service
  7. 01:45Right Side Receiver Components
  8. 01:54Barrel Locking Plunger System
  9. 02:05Conclusion & Field Serviceability

Frequently Asked Questions

How do you remove the bolt from an MG 81?

To remove the bolt from an MG 81, ensure it is in the 'conch' (cocked) position. With the action cover closed, you can then simply lift the bolt assembly straight out of the receiver.

What is the process for removing the barrel of an MG 81?

Barrel removal on the MG 81 involves pressing the barrel release button, rotating the barrel assembly, disengaging an interrupted thread, and then removing the barrel once the shroud is out of the way.

How can you service the cocking system on an MG 81?

Servicing the MG 81's cocking system requires removing a metal cap using a pry point or leverage, then popping set tabs. The assembly is then pushed in and turned until a lug aligns with a frame notch.

What are common challenges when disassembling an MG 81?

Common challenges include managing spring tension, especially when disengaging the cocking assembly, and dealing with stiff recoil spring assemblies, which may require tapping with a brass or plastic plunger.

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