Anvil 068:1889 Remington top lever spring

Published on March 9, 2021
Duration: 31:57

This video details the complex process of repairing a broken top lever spring in an 1889 Remington shotgun. It covers meticulous disassembly, identifying the cause of failure, fabricating a replacement spring from scratch using specific techniques to avoid stress risers, and proper heat treatment for durability. The guide also touches upon the unique features of the 1889 Remington and offers a crucial warning against dry-firing antique firearms.

Quick Summary

Fabricating a replacement top lever spring for an 1889 Remington involves selecting spring steel, carefully shaping it to avoid stress risers, and performing precise heat treatment and tempering around 610-620°F in a lead pot for optimal hardness and flexibility.

Chapters

  1. 00:00Intro: 1889 Remington Top Lever Issue
  2. 00:45Disassembly & Cleaning Antique Shotgun
  3. 06:09Identifying the Broken Top Lever Spring
  4. 09:39Spring Design & Fabrication Strategy
  5. 11:12Fabricating the New Replacement Spring
  6. 19:17Heat Treatment & Tempering the Spring
  7. 23:11Reassembly & 1889 Remington Features
  8. 26:08Test Firing & Conclusion

Frequently Asked Questions

What causes the top lever spring on an 1889 Remington shotgun to fail?

The top lever spring on an 1889 Remington shotgun typically fails due to a combination of factors including corrosion and accumulated stress over time. This can lead to the spring fracturing, preventing the action from opening correctly.

How do you properly disassemble a rusted antique firearm like the 1889 Remington?

When disassembling rusted antique firearms, it's crucial to use properly fitted screwdrivers and apply penetrating oil like Kroil to screws beforehand. Patience is key, and sometimes gentle tapping with a hammer and punch is necessary to break free fused parts without causing damage.

What are the key steps in fabricating a replacement top lever spring?

Fabricating a replacement spring involves selecting appropriate spring steel, carefully filing it to shape while avoiding stress risers, and then performing precise heat treatment and tempering, typically in a lead pot around 610-620°F, to achieve the correct hardness and flexibility.

Why is avoiding dry-firing important for an 1889 Remington shotgun?

Dry-firing an 1889 Remington shotgun, especially an antique model, is strongly discouraged because it can lead to damage. Specifically, it can harm the spring-loaded firing pins or batter the receiver face, potentially causing costly repairs.

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