FN America FN 509 Tactical, Semi-automatic, Striker Fired, Full, 9MM, 4.5 Barrel, Polymer Frame, Flat Dark Earth, 1-24Rd Magazines and 1-17Rd Magazine, Non-Manual Safety, Suppressor Height Night Sights, Low Profile Optics Mounting System, Threaded Ba

Built to run hard and stay fast, the FN 509 Tactical is a duty-grade 9mm pistol engineered for shooters who demand reliability, control, and adaptability. From the range to defensive use, this pistol delivers quick pointing, excellent balance, and proven FN durability.

The FN Low-Profile Optics Mounting System™ allows easy installation of popular micro red dots without bulky plates, while the cold hammer-forged threaded barrel ensures consistent accuracy shot after shot. A sight-protecting slide cap helps keep iron sights aligned if the pistol is dropped—small detail, big confidence boost.

Aggressive grip texturing locks the pistol into your hand under all conditions, supporting faster follow-up shots, while the smooth striker-fired system and fully ambidextrous controls make the FN 509 Tactical intuitive for both right- and left-handed shooters.

 Key Specs & Highlights

Caliber: 9mm

Action: Striker-fired

Barrel Length: 4.5" (threaded)

Barrel Material: Stainless steel, cold hammer-forged

Twist Rate: 1:10 RH

Magazine Capacity: 17-rd / 24-rd

Optics Ready: FN Low-Profile Optics Mounting System™

Grip: Aggressive texture for enhanced control

Controls: Fully ambidextrous

 Size & Weight

Overall Length: 7.9"

Height: 5.75"

Width: 1.35"

Sight Radius: 5.79"

Weight: Approx. 27.9 oz

Reliable. Optics-ready. Suppressor-capable.
The FN 509 Tactical is built for shooters who don’t compromise.