The FN 509 pistol in 9mm with a black finish (brand part no. FN 66-100003) is a striker-fired duty and defensive platform built around FN’s proven 509 design. FN America builds the pistol with a 10-round capacity and a 4-inch barrel, and the serrated steel slide pairs with fixed 3-dot luminescent sights for reliable low-light aiming. Two magazines ship with the pistol, and the design includes FN’s No Manual Safety (NMS) system for a straightforward, striker-fired trigger pull. Among duty-grade semi-auto handguns, this FN 509 configuration favors shooters who want a proven striker-fired 9mm.

Key Specifications

• Chambered in 9mm.
• Capacity of 10 rounds.
• Ships with two magazines.
• The barrel measures 4 inches.
• Rifled with a 1:10 rate of twist.
• The slide is serrated steel.
• The sights are fixed 3-dot luminescent, aiding low-light aiming.
• The trigger system is striker fired with FN’s No Manual Safety design.
• Rifled with a 1-10 rate of twist.
• The safety is NMS.
• The action is Semi-Auto.

Frequently Asked Questions

How many magazines ship with this pistol? Two magazines are included.

What sights does this pistol use? Fixed 3-dot luminescent sights for reliable aiming in low light.

Buy the FN 509 Pistol, 9mm, Black

Proven striker-fired reliability in a 9mm duty platform is exactly what this FN 509 delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.