Japanese Contract Steyr-Solothurn S1-100 (aka MP34)

Published on March 13, 2018
Duration: 13:13

This review details the Japanese contract Steyr-Solothurn S1-100 (MP34), a high-quality pre-WWII submachine gun. It highlights its milled receiver, unique stripper clip guide, and select-fire capabilities. The specific Japanese contract model in 7.63 Mauser was acquired due to domestic development challenges.

Quick Summary

The Steyr-Solothurn S1-100, also known as the MP34, is a high-quality pre-WWII submachine gun designed by Louis Stange. This Japanese contract model in 7.63 Mauser features a milled receiver, a unique stripper clip guide, and was adopted by Japan's Special Naval Landing Forces.

Chapters

  1. 00:00Introduction to the Steyr-Solothurn S1-100 (MP34)
  2. 01:08Historical Context: Rheinmetall & Solothurn
  3. 02:10Global Adoption and Calibers
  4. 03:31The Japanese Contract Model Explained
  5. 04:10Design Features: Milled Receiver & Magazine
  6. 05:15Unique Stripper Clip Guide Demonstration
  7. 06:09Fire Controls and Safety Mechanism
  8. 07:08Disassembly and Internal Mechanism
  9. 08:25Bolt Details and Rate of Fire
  10. 10:01Markings and Accessories
  11. 11:38Provenance and Conclusion: Japanese Contract

Frequently Asked Questions

What is the Steyr-Solothurn S1-100, also known as the MP34?

The Steyr-Solothurn S1-100, or MP34, is a high-quality submachine gun designed around 1930 by Louis Stange. It's recognized as one of the finest firearms of its type from the pre-World War II era, featuring an extensively milled receiver.

Why was the Steyr-Solothurn S1-100 developed under a joint venture?

Rheinmetall acquired Solothurn in Switzerland to bypass Versailles Treaty restrictions on German arms production. Production was then handled by Steyr in Austria due to Solothurn's limited capacity, forming the Steyr-Solothurn Waffen AG.

What makes the Japanese contract MP34 unique?

This specific example is a Japanese contract model chambered in 7.63 Mauser, acquired in the late 1930s by Japan's Special Naval Landing Forces. It features a milled receiver and a unique stripper clip guide for reloading.

What are the key design features of the Steyr-Solothurn S1-100?

The MP34 boasts an extensively milled receiver and barrel shroud, a bayonet lug, a quick-change barrel system, and a high-quality double-stack magazine. It also has a unique top-mounted sliding safety and a select-fire switch.

More Reviews Videos You Might Like

More from Forgotten Weapons

View all →