Firearm Maintenance: Remington 870 Disassembly – Part 1/4

Published on March 1, 2013
Duration: 2:22

This guide details the field stripping process for the Remington 870 shotgun, as demonstrated by a Brownells expert. It covers essential safety checks, the removal of the magazine cap, barrel, trigger assembly, and bolt, preparing the firearm for cleaning and lubrication. The instruction emphasizes proper tool usage and organization of small parts.

Quick Summary

To field strip a Remington 870, first ensure it's unloaded and wear safety glasses. Remove the magazine cap (using pliers if needed), then the barrel. Drive out trigger assembly pins, remove the trigger group, slide the forearm forward, and depress the shell stop to remove the bolt and slide.

Chapters

  1. 00:00Introduction
  2. 00:13Safety Check
  3. 00:24Magazine Cap Removal
  4. 00:41Barrel Removal
  5. 00:46Trigger Assembly Pins
  6. 01:01Parts Organization
  7. 01:09Trigger Assembly Removal
  8. 01:17Bolt Assembly Removal
  9. 01:40Final Disassembly

Frequently Asked Questions

How do you safely start disassembling a Remington 870?

Begin by ensuring the shotgun is completely unloaded, checking both the magazine tube and the chamber. Always wear safety glasses and then proceed to unscrew the magazine cap.

What tools are recommended for Remington 870 disassembly?

Recommended tools include safety glasses, specialized magazine cap pliers for stubborn caps, a bench block, a push punch or standard punch, a hammer, and poly bench boxes for organizing small parts.

How is the trigger assembly removed from a Remington 870?

After removing the barrel and placing the receiver on a bench block, drive out the trigger assembly pins using a punch and hammer. Then, pull on the trigger guard to lift the entire assembly out.

What is the purpose of the left-hand shell stop during disassembly?

The left-hand shell stop needs to be depressed to allow the bolt assembly to clear the receiver when it's being removed from the action bars after the forearm is slid forward.

Related News

All News →

More Gunsmithing & DIY Videos You Might Like

More from Brownells, Inc.

View all →