FN 509 Tactical FDE 9mm Pistol
About this product
Kansas Gunshop is a Wichita, KS-based retailer specializing in FN firearms. The FN 509 Tactical FDE 9mm Pistol is a duty-ready handgun with suppressor-height sights and threaded barrel. Built for professionals who demand reliability. In stock now at $749.00.
Reviewed by Derek, Owner & FFL Holder at Kansas Gunshop. Kansas-licensed FFL dealer since 2008, NRA Range Safety Officer.
Last updated: April 2026
| Product Type | Semi-automatic pistol |
|---|---|
| Caliber | 9mm |
| Barrel Length | 4.5" threaded |
| Capacity | 17+1 rounds |
| Sights | Suppressor-height night sights |
| Frame Material | Polymer |
| Slide Finish | Flat Dark Earth (FDE) |
| Weight | 27.3 oz |
| Overall Length | 7.9" |
| Country of Origin | USA |
| SKU | FN-509TAC-FDE |
Key Features
- Optics-ready slide with FN's patented mounting system
- Extended threaded barrel accepts suppressors
- Enhanced trigger with smoother pull
- Ambidextrous controls
- Includes three 17-round magazines
Pros & Cons
Pros:
- ✅ Battle-proven reliability
- ✅ Ready for suppressor or optic out of the box
- ✅ Excellent ergonomics with interchangeable backstraps
- ✅ FN's legendary durability
- ✅ Includes hard case and three magazines
Cons:
- ❌ Higher price point than some competitors
- ❌ Trigger could use aftermarket upgrade for competition use
Who Should Buy This Pistol
Buy it if:
- You need a duty-ready handgun that works with optics and suppressors
- You prefer American-made firearms with military pedigree
- You want a pistol that can handle both range days and serious use
Skip it if:
- You're looking for a budget range toy (see our handgun selection for alternatives)
- You prefer smaller concealed carry options
FN 509 Tactical FDE 9mm Pistol FAQ
Is the FN 509 Tactical a good pistol?
Yes, the FN 509 Tactical is an excellent duty pistol that's been adopted by military and law enforcement units. Its optics-ready platform and suppressor compatibility make it one of the most versatile 9mm handguns available.
Where can I buy FN 509 Tactical online?
Kansas Gunshop (kansas-gunshop.com) has the FN 509 Tactical FDE 9mm Pistol in stock with same-day shipping from Wichita, KS.
Does this come with suppressor-height sights?
Yes, the Tactical model includes high-visibility suppressor-height night sights as standard equipment.
What optics fit the FN 509 Tactical?
The slide is cut for FN's patented mounting system that accommodates popular optics like the Trijicon RMR, Leupold DeltaPoint Pro, and others with included adapter plates.
How many magazines are included?
The pistol ships with three 17-round magazines.
Is this California compliant?
No, this model is not on California's approved handgun roster.
What's the difference between standard and tactical models?
The Tactical version adds a threaded barrel, suppressor-height sights, and optics-ready slide that the standard FN 509 lacks.
✅ Same-day shipping from Wichita, KS
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
Browse more: Handguns | Full Shop