Project Ultra: Germany Wants a Stronger Compact Pistol

Published on August 8, 2018
Duration: 7:46

This guide provides an overview of the internal mechanisms of the rare Walther 9mm Ultra Prototype, as presented by Ian McCollum. It details the unique rotating barrel locking system, the grip-mounted recoil spring and transfer arm, and design similarities to the Walther PP. The information is presented with high authority by a recognized expert in historical firearms.

Quick Summary

The Walther 9mm Ultra Prototype, part of 'Project Ultra,' featured a rotating barrel, locked breech system and a unique grip-mounted recoil spring. This design was necessary to safely handle the more powerful 9mm Ultra cartridge, which was too potent for the blowback actions of pistols like the Walther PP.

Chapters

  1. 00:00Introduction to Project Ultra
  2. 00:42The 9mm Ultra Cartridge
  3. 01:49Design Evolution
  4. 02:32Internal Mechanisms
  5. 03:23Locking System and Sights
  6. 03:54Ergonomics and Controls
  7. 05:09Historical Context and Legacy

Frequently Asked Questions

What was Project Ultra?

Project Ultra was Walther's initiative in the late 1930s to develop a new, more powerful 9mm cartridge (9mm Ultra) and a corresponding firearm capable of safely firing it, aiming for a compact yet potent sidearm.

How does the Walther 9mm Ultra Prototype's locking system work?

The prototype features a rotating barrel, locked breech system. As the slide cycles, the barrel rotates to unlock, allowing the slide to move rearward. This system was necessary due to the cartridge's power.

Why did Walther use a grip-mounted recoil spring in the prototype?

The slide was designed with a P38-style cutaway, leaving no room for a traditional recoil spring around the barrel. Therefore, Walther integrated a unique internal recoil spring and transfer arm system within the pistol's grip.

What is the difference between 9mm Ultra and 9x18mm Makarov?

The 9mm Ultra (9x18mm Ultra) is a Walther-developed cartridge distinct from the Soviet 9x18mm Makarov. While both use a 9mm bullet diameter, their case dimensions and performance characteristics differ significantly.

Related News

All News →

More Gunsmithing & DIY Videos You Might Like

More from Forgotten Weapons

View all →