Mossberg 500/590 Firearm Maintenance: Part 3 Lubrication

Published on October 28, 2013
Duration: 1:06

This guide details the lubrication process for Mossberg 500/590 shotguns, emphasizing minimal oil application to prevent fouling. Key areas for lubrication include the trigger group's moving parts and action bars. Proper lubrication is crucial, especially in cold weather, to ensure reliable firearm operation.

Quick Summary

Mossberg 500/590 shotguns require minimal lubrication due to their generous tolerances. Apply a single drop of oil to the moving parts of the trigger group and where the action bars enter the receiver. This prevents fouling and ensures reliable operation, especially in cold weather where excess oil can thicken.

Chapters

  1. 00:00Introduction to Lubrication
  2. 00:08Trigger Group Lubrication
  3. 00:14Action Bar Lubrication
  4. 00:23Cold Weather Considerations
  5. 00:31Conclusion & Next Steps

Frequently Asked Questions

How much oil should I use when lubricating a Mossberg 500 or 590?

Mossberg shotguns have generous tolerances, requiring minimal oil. Apply only a single drop to the moving parts within the trigger group and a drop to each action bar where they enter the receiver. Excessive oil can lead to fouling buildup and issues in cold weather.

What are the critical points for lubricating a Mossberg 500/590 shotgun?

The critical points for lubrication on a Mossberg 500/590 are the moving parts within the trigger group and the action bars where they connect to the receiver. Minimal application at these points is key to preventing fouling.

Why is minimal lubrication important for Mossberg shotguns, especially in cold weather?

Minimal lubrication prevents excessive fouling buildup. In cold weather, too much oil can thicken, potentially causing the firearm to malfunction. Applying just a drop where needed ensures reliable operation in various conditions.

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