Faxon Firearms for Glock 19 Duty Barrel - Threaded - Nitride 1:10 Twist - GA910N19NGQ-T
Only 2 left in stock
Faxon Duty Series Barrel for Glock® G19 — 9mm Non-Threaded Nitride
The OEM-plus upgrade for the G19. Machined in-house from 4150 CMV steel, finished inside and out with QPQ salt bath nitride, and fitted to a SAAMI-spec 9mm chamber — this barrel delivers tighter lockup, longer service life, and genuine reliability without requiring fitting or modification. Drops straight in. Works the first time.
Key Features
- Caliber: 9mm Luger
- Compatibility: Glock® G19 Gen 2, Gen 3, Gen 4, Gen 5, Gen 5 MOS & G19X
- Material: Stress-relieved 4150 CMV steel
- Chamber: SAAMI-spec 9mm — broad ammunition compatibility
- Rifling: Conventional — safe for jacketed, plated, coated, and cast lead bullets
- Twist Rate: 1:10 RH
- OAL: 4.020”
- Crown: 11° target crown
- Finish: QPQ salt bath nitride — inside and outside (≈60 HRC surface hardness)
- Muzzle Thread: None (non-threaded)
- Fitment: True drop-in with Glock® OEM slides — no gunsmithing required
- Origin: Made in USA — Faxon Firearms, Greater Cincinnati, OH
Why Duty Series?
Glock factory barrels are built to broad manufacturing tolerances. Faxon Duty Series barrels are machined to tighter specs — the same 4150 CMV steel used in law enforcement and military barrels worldwide, QPQ-nitrided for surface hardness and corrosion resistance, and chambered to SAAMI 9mm dimensions that promote consistent lockup without sacrificing the reliability a carry or duty gun demands. Whether you’re upgrading a Gen 3, Gen 4, Gen 5, or G19X, the fit and function are identical.
The result is an affordable upgrade that shoots more consistently than OEM, lasts longer, cleans easier, and handles a wider range of ammunition — including cast and coated lead, which stock Glock® polygonal rifling cannot safely use.
What You Get
- Harder surface than OEM: QPQ nitride reaches approximately 60 HRC at the surface — significantly harder than factory Glock® barrels.
- Corrosion resistance: Nitride treatment inside and out protects against sweat, moisture, and field conditions better than factory finishes.
- Smoother cycling: Nitride reduces friction in the bore and at the feed ramp for more consistent cycling across ammo types.
- Lead-safe rifling: Conventional rifling means you can safely shoot cast lead, coated lead, and plated bullets — expanding your ammunition options.
- Tighter lockup: Machined to closer tolerances than OEM for more repeatable barrel-to-slide lockup and improved accuracy potential.
- No fitting required with OEM slides: Engineered for true drop-in fit in Glock® factory Gen 2–5 and G19X slides.
| Weight | 5.6 oz |
|---|---|
| Dimensions | 6.5 × 3 × 3 in |
| Finish | Nitride / Melonite |
| Barrel Profile | G19 |
| Cartridge Compatibility | 9×19/9mm |
| Gas Block Journal | N/A |
| Barrel Length | 4.5" |
| Gas System Length | Blowback |
| Platform | Glock |
| Twist Rate | 1:10 |
| Muzzle Thread Pattern | 1/2×28 |
| MPN | GA910N19NGQ-T |
| UPC | 816341022171 |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
