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  • FN 509 Midsize.

FN 509 Midsize.


Market types:


Pistol type:


Caliber :

9×19mm Luger/Parabellum

About Product

Model: 509 Midsize



Subgroup: pistol
Manufacturer: FNH
Action: Double Action Only (DAO)
Made in: USA
Year: 2019
MSRP: $ 649
Caliber: 9mm Luger (9x19mm Parabellum)
Barrel length: 4"
Slide finish: Blued
Rate of twist: 10
Frame material: Polymer
Frame finish: Black
Overall length: 7.4"
Height: 5.2
Width: 1.35
Sights: Fixed white dot
  Fixed 2 white dots
Sight radius: 5.79
Trigger pull: 5.5 - 7.5
Magazine capacity: 15 or 17/24 Rd.
Grip: Interchangeable backstraps
Rail: Yes
Features Show features

Primary Features: Full-sized performance in a concealed carry package. Striker-fired autoloader. Double-action operation. Fully ambidextrous controls. Offered as a non-manual safety model. Fixed 3-dot luminescent sights (standard). Fixed 3-dot night sight available (LE ONLY). SLIDE: Easily racked, combat-style sights. External extractor; loaded chamber indicator. Improved front and rear cocking serrations. BARREL: Cold hammer-forged stainless steel. Recessed target crown. Polished chamber and feed ramp. FRAME: Polymer construction with replaceable steel frame/slide rails. Enhanced grip textures which enables faster follow-up shots in all conditions. Interchangeable backstraps. MIL-STD-1913 accessory mounting rail. Improved flatter face trigger. OPERATING CONTROLS: Fully ambidextrous slide stop lever and magazine release. MAGAZINE: High visibility, low-friction follower; polymer base with black finish. Compatible with FN 509 17-round and 24-round. magazines with appropriate magazine sleeves. SHIPS WITH: Two interchangeable backstraps. Two 15-round magazines or Two 10-round. Owner’s manual. Locking device. FN logo soft pistol case.

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