Yankee Hill Machine Nielsen Piston | .578×28

The Yankee Hill Machine Nielsen Piston is a threaded piston designed for use with compatible pistol suppressor booster housings and many popular pistol suppressors. Constructed from heat-treated 17-4 stainless steel, the piston is built for corrosion resistance and service life in repeated-use environments. It features ten adjustment points to help zero any impact shift during installation. Typical applications include suppressor maintenance and installation on compatible pistols, and use in competition or range training where reliable booster function is required.

Product Specifications

• The manufacturer is Yankee Hill Machine.
• The model is Nielsen.
• The product type is Piston.
• The thread pattern is .578×28.
• The material is heat treated 17-4 stainless steel.
• The finish is Stainless Steel.
• The color is Silver.
• The part fit is listed as .578×28 threads.
• It features 10 adjustment points to help zero any impact shift.
• Compatible with YHM booster housing YHM-2055 and many popular pistol suppressors.
• Not compatible with the original Sidewinder; it will work with Sidewinder M2 suppressors.
• Dimensions are listed as 1.35 x 3.20 x 5.55.
• The UPC is 841812101635.

Compact and mechanically straightforward, the Nielsen piston provides a user-serviceable interface between a booster housing and a compatible muzzle device. Its 17-4 stainless construction and indexed adjustment points make it appropriate for applications where repeatable mechanical alignment and corrosion resistance are priorities, such as regular maintenance cycles or dedicated range use. The design focuses on reliable mechanical function rather than aesthetic features.