FN 509

FN 509
FN 509 midsize
TypeSemi-automatic pistol
Place of originUnited States
Production history
Designed2015
ManufacturerFN America
Unit cost$649 (MSRP)
Produced2017–present
VariantsSee Variants
Specifications
Mass26.9 oz (760 g)
Length7.4 in (190 mm)
Barrel length4.0 in (100 mm)
Width1.35 in (34 mm)
Height5.56 in (141 mm)

Cartridge
ActionDouble action
Feed systemBox magazine
SightsFixed 3-dot (standard); Tactical and MRD variants accept red dot sights

The FN 509 is a polymer frame striker-fired semi-automatic pistol manufactured by FN America, a division of FN Herstal.