Gun of the Week! Model 547

Published on December 19, 2022
Duration: 3:28

This video provides an in-depth look at the rare Smith & Wesson Model 547, a 9mm K-frame revolver produced for an overseas order. Key features highlighted include its unique cylinder design for 9mm extraction without moon clips, a bobbed hammer, and a specialized two-step firing pin intended to reliably ignite harder-primed machine gun ammunition. The presenter, Jerry Miculek, shares his personal acquisition story and notes the limited production run of approximately 10,000 units.

Quick Summary

The Smith & Wesson Model 547 is a rare 9mm K-frame revolver known for its unique cylinder design that extracts 9mm cartridges without moon clips, utilizing special wire fingers on the ejector. It also features a bobbed hammer and a two-step firing pin to reliably ignite harder primers found in submachine gun ammunition.

Chapters

  1. 00:08Introduction to the Model 547
  2. 00:22What is a Model 547?
  3. 00:39Unique Features of the 547
  4. 00:45Bobbed Hammer
  5. 00:51Unique Cylinder and Extraction
  6. 01:36Unique Firing Pin Design
  7. 02:21Reason for Two-Step Firing Pin
  8. 03:09Optional .357 Magnum Cylinder

Frequently Asked Questions

What makes the Smith & Wesson Model 547 unique?

The Smith & Wesson Model 547 is unique for several reasons: it's a 9mm revolver on a K-frame, it features a special cylinder design for 9mm extraction without moon clips, and it has a bobbed hammer and a two-step firing pin for reliable ignition of harder primers.

How does the Smith & Wesson Model 547 extract 9mm cartridges?

Unlike most revolvers, the Model 547's cylinder is designed to extract 9mm cartridges without moon clips. It uses small wire fingers integrated into the ejector that catch under the rim of the cartridge for extraction.

Why does the Model 547 have a two-step firing pin?

The two-step firing pin on the Model 547 has a reduced diameter center section. This design is intended to reliably ignite the harder primers found in some 9mm ammunition manufactured for submachine gun use, preventing light strikes.

What is the production history of the Smith & Wesson Model 547?

The Smith & Wesson Model 547 was produced in limited numbers, with approximately 10,000 units made. They were manufactured for a specific overseas order, making them a relatively rare find today.

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