Firearms

FN FN 509 Tactical 9mm 4.5-inch

Schematic

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Specifications

About

Notable Variants

Aftermarket Ecosystem

Historically Significant Examples

Serial Number Data

Production data from factory records and collector research. Year ranges are approximate for pre-1968 firearms.

Years	Serial Range	Count	Factory	Country	Confidence

Suppressor-ready tactical variant of the FN 509 with a 4.5-inch threaded barrel and optic-ready slide. Ships with a low-profile mounting system for most mini red dot sights.

Type: Pistol

Action: Semi-Automatic

Caliber: 9mm

Capacity: 24

Year introduced: 2018, Belgium/USA

Weight: 27.9 oz

Overall length: 7.9"

Status: Active

Intended use: Tactical/Duty