Detroit's Short-Lived Kimball .30 Carbine Pistol

Published on March 29, 2018
Duration: 11:58

This guide details the disassembly of the rare Kimball .30 Carbine semi-automatic pistol, a collector's item produced in limited numbers. The process involves a unique button on the slide and tilting the firearm to manipulate an internal slide stop. The video highlights the pistol's complex delayed blowback mechanism, its historical context, and the design flaws that led to its failure. Expert analysis from Ian McCollum provides deep insight into its mechanics and rarity.

Quick Summary

The Kimball .30 Carbine Pistol, produced in Detroit, Michigan, featured a unique but flawed delayed blowback system with an annular ring in the chamber. Despite aiming to capitalize on the M1 Carbine's popularity, insufficient pressure delay caused component failure, particularly the slide stop block. With only 250-300 units made, it's a rare collector's item known for its mechanical issues.

Chapters

  1. 00:00Introduction to the Kimball .30 Carbine Pistol
  2. 00:50Historical Context and Market Positioning
  3. 01:30The Delayed Blowback Mechanism
  4. 03:02Mechanical Failure Points
  5. 04:11External Markings and Controls
  6. 05:17Disassembly and Internal Components
  7. 08:17Visualizing the Annular Ring
  8. 10:32Conclusion and Rarity

Frequently Asked Questions

What is the Kimball .30 Carbine Pistol?

The Kimball .30 Carbine Pistol was a semi-automatic firearm produced in Detroit, Michigan, in the mid-1950s. It was designed to use the .30 Carbine cartridge but suffered from significant engineering flaws, making it a rare collector's item.

Why was the Kimball .30 Carbine Pistol a failure?

The pistol's delayed blowback system was insufficient, causing excessive slide velocity. This led to rapid wear and failure of critical components like the slide stop block, rendering the firearm unsafe and unreliable.

How many Kimball .30 Carbine Pistols were made?

Production numbers for the Kimball .30 Carbine Pistol were extremely low, estimated to be between 250 and 300 units. This scarcity contributes to its status as a rare collector's item.

What is the unique mechanism of the Kimball .30 Carbine Pistol?

It features a delayed blowback action utilizing an annular ring machined into the chamber. This ring was intended to create friction with the expanding brass case, slowing the slide's rearward movement until pressures decreased.

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