- Type: Consumer/Law Enforcement
- Series/Collection: FN 509 FDE
- Action: Double
- Caliber/Gauge: 9mm Luger
- Capacity: 10
- Sight: Fixed 3-Dot Night
- Sight Radius: 5.79"
- Slide: Flat Dark Earth Stainless Steel
- Grip Type: Flat Dark Earth Interchangeable Backstrap
- Trigger Pull: 5.5 to 7.5 lb
- Barrel Material: Cold Hammer Forged Stainless Steel
- Frame Material: Polymer
- Frame Finish: Flat Dark Earth
- Barrel Length: 4"
- Overall Length: 7.4"
- Weight: 26.9 oz
- Overall Height: 5.56"
- Overall Width: 1.35"
- Twist Rate: 1:10"
- Trigger Type: Striker Fired
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.
Features:
- Slide - easily racked, combat-style sights, external extractor; loaded chamber indicator, improved front and rear cocking serrations
- Barrel - recessed target crown, polished chamber and feed ramp
- Frame - polymer construction with replaceable steel frame/slide rails, enhanced grip texture which enables faster follow-up shots in all conditions, interchangeable backstraps, MIL-STD-1913 accessory mounting rail
- Operating controls - fully ambidextrous slide stop lever and magazine release
- Magazine - high visibility, low-friction follower; polymer base with black finish
- Ships with (2) interchangeable backstraps, (2) 10 round magazines, owner's manual, locking device, FN logo soft pistol case
- The world's most battle-proven firearms
- Striker-fired autoloader
- Offered as a non-manual safety model
- World-class, military-grade barrels