M1A Firearm Maintenance: Part 2 Cleaning

Published on January 8, 2014
Duration: 3:43

This comprehensive guide from Brownells details the proper cleaning procedure for the M1A rifle. It emphasizes muzzle-to-chamber cleaning to protect the bore crown and highlights specific tools and techniques for various components like the bolt, receiver, and gas system. The instruction is delivered with professional authority, suitable for intermediate users seeking detailed maintenance knowledge.

Quick Summary

The M1A rifle requires cleaning from the muzzle end to protect its bore crown. Utilize specialized tools like a ratcheting chamber brush and a bore guide. Focus on cleaning the chamber, bore, receiver, bolt (especially the roller), and trigger group, while the gas system typically needs less frequent deep cleaning.

Chapters

  1. 00:00Chamber Cleaning
  2. 00:38Bore Cleaning
  3. 01:43Receiver Cleaning
  4. 02:01Bolt Maintenance
  5. 02:21Trigger Group Cleaning
  6. 02:48Gas System Check

Frequently Asked Questions

What is the correct way to clean an M1A rifle's bore?

The M1A must be cleaned from the muzzle end using a bore guide to protect the crown. This involves using a solvent-soaked patch, followed by a bore brush for 10-15 strokes, and then clean patches until they come out spotless.

What specialized tools are recommended for M1A cleaning?

Key tools include a ratcheting chamber brush tool for the chamber, a bore guide (like the Dewey model) for the bore, and cotton swabs for detailed receiver cleaning. Specialized tools like Sadlak's gas system drills are for deep maintenance.

Why is cleaning the M1A from the muzzle important?

Cleaning from the muzzle prevents damage to the critical 'crown' of the barrel, which is the point where the rifling ends. Damage to the crown can significantly degrade the rifle's accuracy.

What are common areas to focus on when cleaning the M1A bolt?

Pay close attention to the area under the extractor, around the firing pin, and the bolt roller. Carbon buildup in these specific areas can hinder the rifle's cycling and overall function.

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