YHM Sidewinder .40 S&W Piston Adapter | YHM-3235-24

This Yankee Hill Machine Sidewinder piston adapter is a caliber-specific accessory intended for use with the YHM Sidewinder suppressor mounting system. It adapts .40 S&W pistols to the Sidewinder interface via a 9/16×24 thread pattern. The adapter is a single-component part designed to integrate with existing Sidewinder pistons and suppressor accessories; it is not a standalone muzzle device.

Product Specifications

• The manufacturer is listed as Yankee Hill Machine.
• The manufacturer’s part number is YHM-3235-24.
• The product is described as Accessory-Silencer Accessories.
• The adapter is specified for caliber .40 S&W.
• The NFA thread pattern is 9/16×24.
• An additional feature is listed as 40 S&W Piston For Sidewinder.
• Can be disassembled is listed as False.
• Drilled and tapped is listed as False.
• Illuminated reticle is listed as False.
• Adjustable objective is listed as False.
• The package length is listed as 5.5 (units not specified in source data).
• The package width is listed as 3.3 (units not specified in source data).
• The package height is listed as 1.3 (units not specified in source data).
• The weight is listed as 0.12 (units not specified in source data).
• The UPC is 816701019070.

This adapter provides a direct, parts-compatible way to mount Sidewinder-compatible suppressor accessories on .40 S&W pistols for controlled-range use and precision shooting setups. It is a focused replacement/upgrade part for shooters who already run the YHM Sidewinder system and need a caliber-specific piston. The design is straightforward and intended to integrate without modification when used with compatible Sidewinder components.