# FN 509T Tactical 9mm Pistol, Night Sights, Gray Cerakote

**Brand:** FN Herstal
**Category:** Full Size Handguns
**Caliber:** 9mm

## Specifications

- **Caliber:** 9mm
- **Barrel Length:** 4.5"
- **Capacity:** 17 rounds
- **Finish:** Blued
- **Weight:** 27.9 oz
- **Overall Length:** 7.9"
- **UPC:** 845737017996
- **SKU:** UCEt9uKz6

## Description

The FN 509T is a semi-automatic DAO pistol in 9mm Luger with a 4.5-inch barrel, 17+1 capacity, and a gray Cerakote finish. Overall length is 12 inches and weight is 1.7 lbs. It comes with 3-dot night sights at suppressor height and a gray interchangeable backstrap that accommodates different hand sizes. There is no manual safety.

 Key Specifications
- **Brand:** FN
- **Model Name:** 509T
- **Caliber:** 9mm Luger (9x19 Para)
- **Action Type:** DAO (Double Action Only)
- **Capacity:** 17+1 rounds
- **Barrel Length:** 4.5 inches
- **Overall Length:** 12 inches
- **Weight:** 1.7 lbs
- **Sights:** 3-Dot Night / Suppressor Height
- **Grip Material:** Gray Interchangeable Backstrap
- **Trigger Type:** Standard
- **Safety Style:** No safety
- **Finish:** Gray Cerakote
- **Condition:** New in Box

 Detailed Features

The gray interchangeable backstrap lets you adjust grip circumference to your hand for better control and trigger reach. Suppressor-height 3-dot night sights maintain a usable sight picture with or without a suppressor attached, and are visible in low-light conditions. The 17+1 capacity reduces time between reloads. Gray Cerakote finish holds up to wear and corrosion.

## Frequently Asked Questions

**Q: What caliber is the FN 509T?**

A: The FN 509T is chambered in 9mm Luger.

**Q: Who makes the 509T?**

A: FN Herstal makes the 509T.

**Q: What type of firearm is the FN 509T?**

A: It is a full-size semi-automatic DAO pistol.

**Q: How many rounds does the FN 509T hold?**

A: It has a 17+1 capacity.

**Q: What is the barrel length of the FN 509T?**

A: The 509T has a 4.5-inch barrel.

**Q: Is the FN 509T optic-ready?**

A: Yes, the 509T is optic-ready.

**Q: Does the FN 509T have a threaded barrel?**

A: Yes, the 509T has a threaded barrel.

**Q: Where can I buy the FN 509T?**

A: Compare current vendor offers on this page.

## What Customers Say

*AI-generated insights from customer reviews*

The FN 509T Tactical draws consistently positive feedback. Reliability and steady performance across different ammunition types are the most common themes. Accuracy at extended ranges is frequently highlighted, and the pistol has a following among both sport shooters and people choosing it for self-defense or tactical applications.

The adjustable backstraps earn good marks for fit, and the night sights are frequently called out as a practical advantage in low-light scenarios. The Gray Cerakote finish is appreciated for its look and durability. Suppressor and accessory compatibility is a draw for shooters who run additional gear. Pricing draws some discussion, with most buyers considering it fair for the feature set, though budget-conscious shoppers may compare it carefully against alternatives. The DAO trigger is a preference item that most owners adapt to quickly.

## Pricing

**1 offers available**

| Vendor | Price |
|--------|-------|
| Guns Com | $999.99 |

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*Data from [GunsNation](https://gunsnation.com)*