Fn 509 Semi-Auto 9mm Handgun: Compact Power for Personal Security

The FN 509 delivers compact stopping power in a platform engineered for service-level reliability. It’s built for personal security, daily carry, and serious defensive applications where a balance of capacity, ergonomics, and shotability matters.

FN 509

FN 509 9mm handgun black 3.7 inch barrel image

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Overview

The FN 509 is a semi-automatic 9 MM handgun manufactured and imported by FNH. This particular listing is a used example finished in black with a 3.7″ single barrel and a polymer grip frame. Classified under the Semi Auto category and offered at $549.99, the package includes two 15-round magazines and a soft carrying case.

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Key Features and Tactical Advantages

Semi-Automatic Action and 9 MM Ballistics

The semi-automatic action of the FN 509 supports rapid follow-up shots with consistent trigger reset and reliable cycling. Chambered in 9 MM, the platform benefits from widely available ammunition, manageable recoil, and effective terminal performance for defensive use and range practice.

Compact Barrel and Ergonomics

The 3.7″ barrel makes the FN 509 compact enough for concealed carry while still providing a sight radius that aids accuracy over typical engagement distances. The polymer grip keeps weight down and delivers a secure purchase for controlled recoil management.

Capacity, Accessories, and Carry

A 15-round magazine capacity paired with two magazines in the package gives immediate redundancy for training or defensive preparedness. The included soft case simplifies transport and storage. As a used firearm, this FN 509 represents a value entry into a proven service-style pistol from the reputable Fn brand and model listings identified as Various in inventory.

Handling, Maintenance, and Use Cases

For home defense, concealed carry, or general range work, the FN 509’s balance of size, capacity, and ergonomics is well suited to shooters who want a full-featured compact sidearm. Routine maintenance—cleaning the 3.7″ barrel, inspecting magazines, and verifying the polymer frame for wear—keeps reliability high.

Side profile of FN 509 9mm handgun showing slide and grip

To compare specs and complete a purchase, View product details and pricing. Check current availability on the product page to ensure you can buy this specific FN 509 model and complete checkout through the retailer.

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People Also Ask

What makes this product stand out from competitors?

This product offers superior quality and innovative features that set it apart in the market. Its design focuses on both performance and reliability, making it a top choice for professionals and enthusiasts alike.

Is this product suitable for beginners?

Yes, this product is designed with user-friendly features that make it accessible to beginners while still offering advanced capabilities for experienced users.

What warranty or support is available?

The product comes with comprehensive warranty coverage and excellent customer support to ensure your satisfaction and peace of mind.

How does this compare to similar products in its price range?

This product offers exceptional value for its price point, providing features and quality that typically cost significantly more in comparable alternatives.

What maintenance is required?

Minimal maintenance is required thanks to the product’s durable construction and quality materials. Regular cleaning and occasional inspections will keep it performing optimally.

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