Firearm
FN 509

Specifications
- Caliber
- 9mm
- Barrel length
- 4"
- Capacity
- 15
- MSRP
- $694
- Category
- Handgun
Overview
The FN 509 is a mid-size duty handgun optimized for modern combat and security applications. Chambered in 9mm, it uses a 4-inch black barrel with a recessed crown to preserve long-term accuracy at the muzzle. This specific model features a standard capacity of 15 rounds.
The weapon layout is defined by a Flat Dark Earth PVD coated, optic-ready serrated steel slide. This sits on a matching Flat Dark Earth polymer frame featuring a Picatinny accessory rail and fully ambidextrous slide stops and magazine releases.
Frequently asked questions
What caliber is the FN 509?
The FN 509 is chambered in 9mm.
What is the barrel length of the FN 509?
This configuration features a 4-inch barrel.
How many rounds does the FN 509 hold?
It features a standard magazine capacity of 15 rounds.
Where can I find an FFL to transfer an FN 509?
Identify qualified legal transfer storefronts in your local area by visiting FFLSearchTool.com.
Specifications shown are as provided by the catalog data source. Not a recommendation for any specific use.