SIG P226 Navy Mk25 & Mk24 Review and History

Published on June 28, 2019
Duration: 13:06

This guide details the field stripping process for the SIG P226 Mk25, as demonstrated by James Reeves. It covers the essential steps for basic disassembly, crucial for maintenance and understanding the firearm's operation. The process is noted for its speed, taking approximately 10-15 seconds.

Quick Summary

The SIG P226 Mk25, the official sidearm of the Navy SEALs, is renowned for its durability and maritime suitability. Key features include phosphated internals for corrosion resistance, a robust one-piece stainless steel Nitron-coated slide, and a DA/SA trigger system. It weighs 34 oz, has a 4.4-inch barrel, and a 15-round 9mm capacity.

Chapters

  1. 00:00Introduction to the SIG P226 Navy Mk25
  2. 00:45Key Features and SEAL Endorsement
  3. 01:07Caliber and Frame Construction
  4. 01:27Slide Evolution and Coatings
  5. 02:35DA/SA Trigger System
  6. 03:51Technical Specifications
  7. 05:32Historical Context: XM9 Trials
  8. 08:22Mk24 vs. Mk25 Differences
  9. 09:13Range Performance and Ergonomics
  10. 11:02Conclusion and Field Stripping

Frequently Asked Questions

What makes the SIG P226 Mk25 suitable for maritime operations?

The Mk25 is specifically designed for maritime use with phosphated internal components that offer superior resistance to saltwater corrosion. This feature was a key factor in its adoption by elite units like the Navy SEALs.

What are the key differences between the Mk24 and Mk25 versions of the SIG P226?

The original Mk24 featured a proprietary curved rail. The Mk25, updated in 2011, incorporates a standard MIL-STD-1913 Picatinny rail for broader accessory compatibility and also includes tritium night sights.

What is the trigger system on the SIG P226 Mk25?

The SIG P226 Mk25 utilizes a Double Action/Single Action (DA/SA) trigger system. It has a heavier initial pull (around 10-13 lbs) for safety and a lighter subsequent pull (around 4.4 lbs), along with a decocker.

What are the typical specifications for the SIG P226 Mk25?

The Mk25 weighs approximately 34 oz, has a 4.4-inch barrel, and an overall length of 7.7 inches. Its standard magazine capacity is 15 rounds of 9mm ammunition.

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