FN 509® Details

The FN 509® is built on the proven architecture of the FNS™ Compact, FN made changes internally and externally to meet the rigorous performance standards of the MHS requirements and further developed the platform into the FN 509® with the help from industry experts. Over the course of development, the platform has been tested extensively for reliability, ammunition compatibility and durability – totaling more than one million rounds.

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FN 509® Sell Sheet


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


Fully ambidextrous slide stop lever and magazine release



High visibility, low-friction follower; polymer base with black finish



Two interchangeable backstraps

Two 17-round magazines or Two 10-round

Owner’s manual

Locking device

FN logo soft pistol case


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