Firearms

FN America FN 509 Tactical 4.5-inch

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Specifications

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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

FN 509 with threaded barrel, suppressor-height sights, and extended capacity.

Type: Pistol

Action: Semi-Automatic

Caliber: 9mm

Capacity: 17

Year introduced: 2018, Belgium

Weight: 28.5 oz

Overall length: 8"

Status: Active

Intended use: Duty/Suppressor Host