Husqvarna M46 Cracked Tang Repair and Headspace Anomaly

Published on September 21, 2018
Duration: 24:11

This video details the repair of a Husqvarna M46 rifle, addressing both a cracked stock tang and a significant headspace anomaly. The headspace issue was diagnosed as excessive, despite the rifle being confirmed as 9.3x57mm. The stock repair involved reinforcing the cracked tang area using Brownells Acraglas mixed with walnut shavings for color matching.

Quick Summary

The Husqvarna M46 rifle's headspace anomaly was diagnosed using an 8x57 Mauser field gauge and a chamber cast with Brownells Cerrosafe. The cast confirmed it was 9.3x57mm but with excessive headspace. The cracked tang was repaired with Acraglas mixed with walnut shavings.

Chapters

  1. 00:00Introduction: Husqvarna M46 Project
  2. 02:10Headspace Anomaly Investigation
  3. 05:01Chamber Casting with Cerrosafe
  4. 06:57Chamber Cast Analysis
  5. 09:41Cracked Tang Stock Repair Prep
  6. 11:10Glass Bedding with Acraglas
  7. 13:37Final Inspection & Future Steps

Frequently Asked Questions

How was the headspace anomaly in the Husqvarna M46 rifle diagnosed?

The headspace anomaly was diagnosed using an 8x57 Mauser field gauge, which fit loosely, indicating excessive headspace. A chamber cast with Brownells Cerrosafe confirmed the rifle was 9.3x57mm but with significant headspace issues.

What materials were used to repair the cracked tang on the Husqvarna M46 stock?

The cracked tang was repaired using Brownells Acraglas mixed with walnut shavings to match the stock's color. The wood around the crack was relieved to create space for a strong mechanical bond with the bedding compound.

What is Cerrosafe and how is it used for chamber casting?

Cerrosafe is a low-temperature melting alloy (158-190°F) from Brownells used for creating accurate chamber casts. It's poured into a cleaned chamber to capture precise internal dimensions, helping diagnose caliber and headspace problems.

Why is excessive headspace a problem in firearms?

Excessive headspace is dangerous because it allows the cartridge case to move too much, potentially leading to case head separation, ruptures, or malfunctions. It can also affect accuracy and reloading consistency.

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