| Finish | Flat Dark Earth |
| Capacity | 10 + 1 |
| Barrel Length | 4.5" |
| Action | Striker Fired |
| Overall Length | 7.9" |
| Sights | Co-Witness Iron Sights |
| Stock | Polymer Frame Flat Dark Earth Polymer Polymer Frame |
| Grips | Flat Dark Earth Polymer |
| Rate of Twist | 1-in-10" |
| Series | MRD |
| Model | FN 509 MRD |
| Type | Pistol |
| Caliber | 9mm |
| Manufacturer | FN America |