The Faxon Duty Series Threaded Barrel for Sig Sauer P365 (Part Number 365A910NFNOQ-T) is a high-performance, precision-machined barrel designed to upgrade your Sig P365 or P365XL pistol. This 9mm threaded barrel allows users to easily install a suppressor, compensator, or muzzle device, significantly enhancing the versatility and performance of one of the most popular micro-compact pistols on the market. Manufactured by Faxon Firearms, a trusted name in high-quality barrels, this Duty Series barrel delivers exceptional accuracy, durability, and reliability for both everyday carry and range use.
Precision Machined for Sig P365 Platform
The Faxon Duty Series Threaded Barrel is specifically engineered to fit the Sig Sauer P365 and P365XL models. It maintains the same external dimensions and reliability as the factory barrel while adding the critical feature of threading at the muzzle. This drop-in upgrade requires no permanent modifications to your firearm, allowing you to easily switch between a standard configuration and a suppressed or compensated setup depending on your needs.
The Faxon Duty Series Threaded Barrel transforms your Sig P365 into a suppressor-ready platform while maintaining factory-level reliability and accuracy.
Threaded Muzzle for Suppressors and Compensators
One of the standout features of this barrel is the 1/2x28 threaded muzzle, the industry standard for 9mm suppressors and compensators. This threading allows you to attach a wide variety of aftermarket muzzle devices, including popular suppressors from SilencerCo, Rugged, Dead Air, and more. Whether you want to reduce recoil, minimize noise, or improve follow-up shot speed, this threaded barrel opens up a wide range of customization options for your P365.
Superior Materials and Construction
Faxon manufactures this barrel from high-quality 416R stainless steel, known for its excellent corrosion resistance and durability. The barrel is precision machined to tight tolerances to ensure consistent accuracy and reliable feeding. Faxon’s attention to detail in the manufacturing process results in a barrel that not only performs well but also maintains the compact size and reliability that made the P365 platform so popular.
Enhanced Accuracy and Reliability
Despite being a threaded upgrade, the Faxon Duty Series barrel is designed to maintain or even improve the accuracy of your P365. The precision rifling and consistent bore dimensions help deliver tight shot groups at the range. The barrel is also engineered to function reliably with a wide variety of 9mm ammunition, including standard pressure and +P loads, making it suitable for both defensive and recreational shooting.
Key Features of the Faxon Duty Series P365 Threaded Barrel
- Threaded Muzzle – 1/2x28 threading for suppressors and compensators
- Compatible with P365 & P365XL – Direct drop-in fit
- 9mm Caliber – Optimized for standard 9mm ammunition
- 416R Stainless Steel – Excellent strength and corrosion resistance
- Precision Machined – Tight tolerances for accuracy and reliability
- Part Number 365A910NFNOQ-T – Official Faxon part number
- UPC 810209950088 – Authentic Faxon product
Why Choose the Faxon Duty Series Threaded Barrel?
The Faxon Duty Series Threaded Barrel for the Sig P365 offers an excellent balance of performance, quality, and value. Unlike some aftermarket barrels that can cause feeding or reliability issues, Faxon barrels are known for their consistent quality and dependable function. This barrel allows P365 owners to add suppressor capability without sacrificing the compact size or reliability that makes the P365 such a popular everyday carry pistol. Whether you’re a competitive shooter, a suppressor enthusiast, or simply want more options for your P365, this threaded barrel is a smart and practical upgrade.
Technical Specifications
| Brand | Faxon Firearms |
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| Series | Duty Series |
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| Part Number | 365A910NFNOQ-T |
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| Compatibility | Sig Sauer P365 & P365XL |
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| Caliber | 9mm Luger |
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| Threading | 1/2x28 |
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| Material | 416R Stainless Steel |
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| Finish | Matte Black |
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| UPC | 810209950088 |
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Ideal Applications
The Faxon Duty Series Threaded Barrel is an excellent choice for Sig P365 owners who want to add suppressor capability to their micro-compact pistol. It is ideal for shooters who use their P365 for home defense, concealed carry with a suppressor, or range training with reduced recoil. The barrel is also popular among competitive shooters who want to run a compensator for faster follow-up shots. Because it maintains the compact nature of the P365 platform, it remains suitable for everyday carry while offering significantly expanded functionality.
Upgrade your Sig Sauer P365 with the Faxon Duty Series Threaded Barrel. This precision-machined 9mm threaded barrel allows easy installation of suppressors and compensators while maintaining factory reliability. Part Number 365A910NFNOQ-T. UPC 810209950088.
