PSA/H&R Clones the Department of Energy Colt 9mm SMG

Published on January 18, 2025
Duration: 0:58

This video provides an expert overview of the PSA/H&R clone of the Colt Model 633 DOE 9mm SMG, presented by Ian McCollum. It details the firearm's historical context for nuclear site security and highlights specific technical features like the shortened ejection port, brass deflector, folding front sight, and the unique screwed-in feed ramp. The segment includes a live-fire demonstration, showcasing the firearm's operation.

Quick Summary

The PSA/H&R DOE Colt 9mm SMG clone is a reproduction of the Colt Model 633, designed for Department of Energy nuclear site security. It features a specialized 9mm upper receiver with a shortened ejection port, a large brass deflector, a folding front sight, and a unique screwed-in feed ramp for reliable 9mm feeding.

Chapters

  1. 00:00Introduction to PSA/H&R DOE Colt 9mm SMG Clone
  2. 00:24Upper Receiver Features: Ejection Port & Deflector
  3. 00:39Sights and Feed Ramp Mechanics
  4. 00:54Live Fire Demonstration

Frequently Asked Questions

What is the PSA/H&R DOE Colt 9mm SMG clone?

The PSA/H&R DOE Colt 9mm SMG clone is a reproduction of the Colt Model 633, a 9mm submachine gun originally developed for the Department of Energy to secure nuclear materials and sites. It features a unique 9mm upper receiver with a shortened ejection port and a specific feed ramp design.

What are the key technical features of the PSA/H&R DOE Colt 9mm SMG clone?

Key features include a shortened ejection port, a large solid brass deflector, a folding front sight, and a screwed-in feed ramp designed for reliable 9mm cartridge feeding. These elements distinguish it from standard AR-15 platforms.

Why was the Colt Model 633 developed?

The Colt Model 633 was developed for the Department of Energy (DOE) to provide a compact and effective submachine gun for the security personnel responsible for protecting nuclear sites and materials. Its 9mm caliber offered a balance of firepower and manageable recoil.

What is the significance of the screwed-in feed ramp on the PSA/H&R DOE Colt 9mm SMG clone?

The screwed-in feed ramp is crucial for the reliable functioning of 9mm AR-15 variants. It ensures that the shorter 9mm cartridges are properly guided from the magazine into the chamber, preventing feeding malfunctions that could occur with a standard AR-15 feed ramp.

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