Thompson M1A1 (WW2 model) in 1 Minute #Shorts

Published on May 3, 2021
Duration: 0:58

This video provides a concise overview of the Thompson M1A1, highlighting its role as the last, cheapest, and slowest-firing US military SMG in WWII, chambered in .45 ACP. It details its standardization in 1942, production cost of $45, and operational features like the open-bolt design and selector switches for semi-auto and full-auto fire. The video also touches on magazine reloading convenience and its bolt hold-open feature, noting a rate of fire between 600-700 RPM.

Quick Summary

The Thompson M1A1, chambered in .45 ACP, was the last, cheapest, and slowest-firing US military SMG in WWII. Standardized in 1942, it cost about $45 and featured an open-bolt design with semi-auto/full-auto selectors and a rate of fire between 600-700 RPM.

Chapters

  1. 00:00Introduction & Caliber (.45 ACP)
  2. 00:15Historical Context & Cost
  3. 00:25Controls & Open-Bolt Operation
  4. 00:35Magazine Release & Design
  5. 00:45Performance & Bolt Hold-Open

Frequently Asked Questions

What caliber is the Thompson M1A1?

The Thompson M1A1 is chambered in .45 ACP. This caliber was standard for many US military firearms during World War II, known for its stopping power.

When was the Thompson M1A1 standardized and what was its production cost?

The M1A1 submachine gun was standardized in October 1942. Its approximate production cost for the US government was $45, including the kit.

What type of action does the Thompson M1A1 use?

The Thompson M1A1 utilizes an open-bolt design. This means the bolt stays to the rear when cocked, and moves forward to chamber and fire a round when the trigger is pulled.

What is the rate of fire for the Thompson M1A1?

The Thompson M1A1 has a rate of fire that typically falls between 600 and 700 rounds per minute. It also features a bolt hold-open mechanism.

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