Lanchester MkI: Britain's First Emergency SMG

Published on September 5, 2017
Duration: 16:56

This guide details the disassembly and reassembly process for the Lanchester MkI submachine gun, based on expert instruction. It covers removing the barrel, bolt, and recoil spring assembly, emphasizing the importance of safety checks throughout the procedure. The video highlights the firearm's historical context and mechanical features.

Quick Summary

The Lanchester MkI was Britain's first submachine gun, developed in 1939 by reverse-engineering captured German MP28s. Adopted by the Royal Navy and RAF, it filled an urgent need during WWII. Variants include the MkI and the simplified, full-auto-only MkI*.

Chapters

  1. 00:00Introduction to Lanchester MkI
  2. 00:59Development from MP28
  3. 02:31Adoption and Production
  4. 04:32MkI vs MkI* Variants
  5. 05:29Design Comparison
  6. 06:45Magazine Well and Markings
  7. 08:02Sights and Stock
  8. 08:56Disassembly Process
  9. 09:40Internal Components Comparison
  10. 10:36Trigger and Manufacturing
  11. 13:08Magazines Overview
  12. 14:21Technical Specifications Summary
  13. 15:18Post-War Service

Frequently Asked Questions

What was the historical context for the Lanchester MkI's development?

The Lanchester MkI was developed in 1939 Britain during the early stages of World War II, as the nation entered the conflict without any submachine guns in its military inventory, necessitating an urgent solution.

How was the Lanchester MkI developed?

The Lanchester MkI was developed through reverse engineering of captured German MP28 submachine guns that were brought back from Ethiopia, adapting the design for British production needs.

What were the main variants of the Lanchester SMG?

The primary variants were the MkI and the simplified MkI*. The MkI* removed the semi-automatic selector switch, making the firearm full-automatic fire only, which streamlined production.

Who adopted the Lanchester MkI for service?

The Lanchester MkI was adopted by the British Royal Navy and the Royal Air Force (RAF) for specific roles, such as shipboard security and airfield defense.

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