- MANUFACTURER: FN
- FAMILY: 509 Series
- MODEL: FN 509 Midsize Tactical
- TYPE: Semi-Auto Pistol
- ACTION: Striker Fired
- CALIBER/GAUGE: 9mm
- FINISH: FDE
- FINISH TYPE: Applied Finish
- FRAME: Polymer Frame
- STOCK/GRIPS: FDE Polymer
- BARREL: 4.5"
- OVERALL LENGTH: 7.9"
- CAPACITY: 24 + 1
- # OF MAGAZINES: 2
- MAG DESCRIPTION: One 24 rd. and One 15 rd.
- SIGHTS: Suppressor-Height 3-Dot NS
- SIGHT TYPE: Night Sights
- THREAD PATTERN: 1/2x28
- SPECIAL: Threaded Barrel Model
- WEIGHT: 26.5 oz.
- SHIPPING WEIGHT: 3.85 lbs.
- SAFETY FEATURES: Loaded Chamber Indicator
- CASE: FN Soft Case
- ADDL INFO: FN Optics Mounting System
- ADDL INFO: Fully Ambidextrous Controls
- ADDL INFO: Interchangeable Backstraps
- MFG MODEL NO: 66-100745
- UPC: 845737011604
- FFL: Yes
- Caliber: 9mm