40 Cal P-Series Piston for M14.5x1LH Threaded Barrel by Dead Air

Upgrade your suppressor system with the Dead Air 40 Cal P-Series Piston for M14.5x1LH threaded barrels. Engineered for precision alignment and consistent semi-automatic performance, this factory piston delivers a secure, concentric connection between your .40 caliber handgun and compatible Dead Air P-Series suppressors. Built for durability and dependable function, it is the ideal solution for shooters running metric left-hand threaded barrels.

Whether replacing a worn piston or configuring a multi-host suppressor setup, this M14.5x1LH piston ensures proper engagement, smooth cycling, and long-term reliability.

Key Features and Benefits

Precision Fit for M14.5x1LH Threaded Barrels
Specifically designed for .40 caliber pistols with M14.5x1 left-hand thread pitch, this piston provides a tight, secure attachment that promotes correct suppressor alignment and minimizes the risk of cross-threading or baffle strikes.

Optimized for Reliable Semi-Automatic Cycling
Designed for use with Dead Air P-Series compatible suppressors, this piston supports proper Nielsen device (booster) function, helping maintain consistent cycling and reliable operation.

High-Strength Heat-Treated Steel Construction
Manufactured from durable, heat-treated steel, this piston is built to withstand high-pressure suppressor use and extended firing sessions. The corrosion-resistant finish enhances longevity in demanding shooting environments.

Enhanced Alignment and Accuracy
Precision machining maintains concentricity between barrel and suppressor, supporting dependable accuracy and reducing unnecessary stress on threads and internal suppressor components.

Quick Installation and Host Versatility
Easily install or swap pistons to adapt your suppressor to compatible M14.5x1LH threaded hosts. Ideal for shooters managing multiple .40 caliber platforms.

Product Specifications

Product Name: Dead Air 40 Cal P-Series Piston
Thread Pitch: M14.5x1LH (Metric Left-Hand)
Caliber Compatibility: .40 Caliber Platforms
Material: Heat-Treated Steel
Finish: Corrosion-Resistant Coating
Application: Pistol Suppressor Mounting System
Compatibility: Dead Air P-Series Compatible Suppressors

Performance Advantages

Using the correct piston for your threaded barrel is essential for safe and effective suppressor use. The Dead Air 40 Cal P-Series Piston ensures proper lock-up, dependable alignment, and reliable cycling performance. It helps protect your firearm and suppressor investment by reducing wear on barrel threads and maintaining consistent shooting results.

Installation Instructions

Ensure the firearm is unloaded and safe before beginning installation. Remove the existing piston from the suppressor booster assembly and install the Dead Air 40 Cal M14.5x1LH piston according to manufacturer guidelines. Reassemble the suppressor and verify proper alignment before firing. Always confirm compatibility with your specific suppressor model.

Warranty Information

Backed by Dead Air’s reputation for precision engineering and quality manufacturing, this P-Series piston is built for long-term reliability. Refer to the manufacturer for full warranty terms and support information.

Upgrade your suppressor setup with the Dead Air 40 Cal P-Series Piston for M14.5x1LH threaded barrels and experience secure mounting, reliable cycling, and performance-driven engineering trusted by serious shooters.