Mauser Rifle Bolt Disassembly (Cock on Open Type)

Published on September 19, 2011
Duration: 6:15

This guide details the complete disassembly of a Mauser rifle bolt, specifically the 'cock on open' type. It covers removing the bolt, separating components like the bolt body, extractor, firing pin, shroud, and safety. The video also addresses common issues causing light strikes, such as headspace, debris, or weak springs, and provides reassembly instructions.

Quick Summary

To disassemble a Mauser rifle bolt (cock on open), first remove the bolt by disengaging the bolt stop. Then, separate the bolt body by depressing a plunger and rotating. The firing pin is removed by using the stock's disassembly disc to compress the spring before rotating the cocking piece.

Chapters

  1. 00:00Removing the Bolt
  2. 00:24Bolt Body Separation
  3. 00:42Extractor Removal
  4. 01:30Firing Pin Disassembly
  5. 02:26Shroud and Safety Removal
  6. 03:06Troubleshooting Light Strikes
  7. 04:12Reassembly

Frequently Asked Questions

How do you remove a Mauser rifle bolt?

First, ensure the rifle is empty. Close the bolt, engage the safety (tab up), pull the bolt rearward, pull out the bolt stop, and then remove the bolt from the rifle.

What causes light strikes in Mauser rifles?

Common causes include excessive headspace, cosmoline or gunk buildup that slows the firing pin, or weakened firing pin springs, which are common in rifles over 70 years old.

How do you disassemble the firing pin on a Mauser bolt?

Place the firing pin tip into the stock's disassembly disc. Pull down the bolt shroud to compress the spring, rotate the cocking piece a quarter turn to remove it, then slowly decompress the shroud.

What is the 'cock on open' mechanism on a Mauser bolt?

The 'cock on open' style means the rifle's firing pin is cocked as the bolt is cycled open, rather than when it's closed. This is a common feature on many Mauser bolt actions.

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