The Yankee Hill Sidewinder (brand part no. 323024) is a .40-caliber pistol sound suppressor with a 9/16×24 thread pitch, part of Yankee Hill Machine’s modular Sidewinder line. It mounts to a .40-caliber threaded pistol barrel to reduce report on the range. It suits .40-caliber pistol shooters who want a user-serviceable, thread-on can.

Key Specifications

• The caliber rating is .40 caliber.
• The thread pitch is 9/16×24.
• It is a modular pistol sound suppressor in YHM’s Sidewinder line.
• Built by Yankee Hill Machine.

Frequently Asked Questions

Is this an NFA item? Yes. As a suppressor, it is a Title II firearm requiring an approved ATF Form 4 and transfer through an NFA-licensed dealer.

What thread does it use? A 9/16×24 thread pitch, matched to .40-caliber threaded pistol barrels.

Buy the Yankee Hill Sidewinder Suppressor

This is a Title II item regulated under the National Firearms Act. Purchase requires an approved ATF Form 4, no federal transfer tax, and transfer through a licensed NFA (SOT/Class 3) dealer, with an extended federal approval wait before delivery. Order through Yankee Hill Machine‘s suppressors lineup and our Lubbock, Texas team will walk you through the transfer process.