Kalashnikov USA KP-9: A Perfect Copy of the Russian Vityaz SMG

Published on May 1, 2020
Duration: 15:50

This guide details the disassembly of the Kalashnikov USA KP-9, a semi-automatic reproduction of the Russian Vityaz SMG. It highlights the firearm's simple blowback operation, the absence of a gas piston, and its unique safety features. The process involves removing the dust cover and bolt carrier group for internal inspection.

Quick Summary

The Kalashnikov USA KP-9 is a semi-automatic reproduction of the Russian Vityaz SMG, distinct from typical 9mm AK conversions due to its purpose-built design and adherence to original technical data. It operates via a simple blowback system, lacking a gas piston, with the bolt carrier group utilizing its mass for cycling.

Chapters

  1. 00:00Introduction to the KP-9
  2. 01:30History and Lineage of the Vityaz
  3. 03:38External Features and AK-74 Commonality
  4. 05:59Sights and Optics on the KP-9
  5. 08:13Internal Mechanics and Receiver Comparison
  6. 14:03Conclusion and Market Variants

Frequently Asked Questions

What makes the Kalashnikov USA KP-9 different from typical 9mm AK conversions?

The KP-9 is a purpose-built semi-automatic reproduction of the Russian Vityaz SMG, designed from the ground up for 9mm. Unlike many conversions, it adheres closely to the original Russian technical data and features a dedicated blowback system, not a modified gas system.

How does the KP-9's operating system differ from a standard AK-74?

The KP-9 operates on a simple blowback system, lacking the gas piston and gas port found on traditional AK-74s. The bolt carrier group uses its mass and the recoil spring to manage recoil and cycling, making it distinct from the AK-74's gas-operated mechanism.

What are the key internal mechanical differences of the KP-9 compared to an AK-74?

Internally, the KP-9's bolt carrier group is notably different. It lacks a gas piston, with the former piston area serving as added mass for the blowback action. It also features a unique out-of-battery safety plunger.

What is the parts commonality between the KP-9 and the AK-74?

The Kalashnikov USA KP-9 shares approximately 70% parts commonality with the AK-74. While visually similar, this commonality primarily relates to external controls and some receiver components, not the core operating system.

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