FNH 509 Tactical with Optic 9mm Full size Pistol 4.5" Barrel 24 Rounds FDE

125565 FNH USA, Inc 66100845
FNH 509 Tactical with Optic 9mm Full size Pistol 4.5" Barrel 24 Rounds FDE
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Brand: FNH USA, Inc 
MFR #: 66100845 
UPC: 845737012328 
Item #: 125565 
Model 66100845 
Action Striker Fired 
Caliber 9mm 
Capacity 24 
Barrel Length 4.5" 
Frame Finish Tan 
Slide Finish Tan 
UPC 845737012328 
SKU 125565 
Ships Typically ships within 3 to 5 business days when a valid FFL is received 
Typically ships within 3 to 5 business days when a valid FFL is received
  • All firearm sales are final. NO RETURNS.
  • Return to manufacturer for warranty service.
  • Actual buyer must pickup from FFL dealer who will conduct the background check. Learn more
  • Firearm transfer must be the actual transferee/buyer. Click here to see BATFE form "Transaction Record Part 1".
  • Firearms are only available for purchase online.

A $15.99 handling fee will be charged per order. No additional charge for multiple firearms on an order.


The 509 Tactical with Red Dot an Enhanced Package out of the Box

The FN Herstal 509 Tactical with the Vortex Viper is an excellent expansion to the proven 509 line up. This outstanding Pistol is ready for any task from target shooting to self defense applications. It has one of FN's masterfully crafted cold hammer forged stainless barrels and is given a recessed target crown ensuring that not only is the barrel durable it is accurate. The barrel is also threaded for 1/2x28 9mm muzzle devices and comes with an O-ring supported thread protector which makes this pistol an easy NFA item host or ready for your favorite muzzle brake. The slide that comes in flat dark earth finish that is attractive and protective. The Slide has Trijicon Suppressor Height Night sight providing a clear sight picture through an optic or over a Suppressor. The pistol ergonomics are outstanding with the aggressive slide serration that prevent slide while cocking the hand gun and the ambidextrous controls help it conform to any shooter. If you are looking at a new firearm for target shooting or self defense the 509 Tactical with the Vortex Red dot should be at the top of your list.

FNH 509 Tactical Pistol Specifications and Features:

  • FNH Item Number: 66100845
  • Semi-Auto Pistol
  • Striker Fired
  • 9mm Luger
  • 24 Rounds
  • 4.5" Threaded Cold Hammer Forged Stainless Steel Barrel
  • 1/2x28 Threaded Cap with O-Ring for Retention
  • Polished Chamber and Feed Ramp
  • Recessed Target Crown on the Barrel
  • Twist rate of 1:10
  • Suppressor Height Trijicon 3-Dot Green Tritium Night Sights
  • Double Action Operation
  • Ambidextrous Magazine Release
  • Ambidextrous Slide Stop
  • Polymer Frame with Interchangeable Backstraps
  • No Manual Safety
  • Aggressive Front and Rear Cocking Serrations
  • Steel Slide with Flat Dark Earth Finish
  • Picatinny Accessory Rail
  • Flatter Faced Trigger for Cleaner Break
  • Overall Length: 7.9"
  • Height: 5.75"
  • Width: 1.35"
  • Weight: 27.9 oz
  • Color: Flat Dark Earth

  • Vortex Viper Red Dot
Buying a Firearm Online is Easy!
  • Add your selected firearm(s) to your shopping cart and check out.
  • Select a local Federal Firearms Licensed (FFL) Dealer that will accept the firearm and complete the transfer. Find a FFL Dealer HERE.
  • If you choose an FFL Dealer that is not on our preferred list, you or your FFL Dealer will be required to fax or email us a signed copy of the Federal Firearms License referencing your Cheaper Than Dirt! order number. Download the Firearm Sales Form
  • Pick up your firearm from the FFL Dealer, who will need to do a criminal and mental health background check. Transfer fees may apply.
Buying Firearms on the Internet

Federal law requires firearms to be shipped to FFL Dealers. For an individual to receive a firearm from Cheaper Than Dirt! it must be shipped to an FFL Dealer in your state.

Locating a Federal-Firearm License Dealer (FFL) in Your Area

There are thousands of FFL Dealers in the United States. You may choose an FFL Dealer from our preferred listing or you may find a dealer in your area. To find a list of FFL Dealers in your area area CLICK HERE. If you choose a dealer that is not on our preferred list, either you or the FFL Dealer will be required to submit a copy of the Federal Firearms License referencing your Cheaper Than Dirt! order number. The FFL Dealer will usually charge a fee to conduct the transfer. There are duties that the FFL Dealer is required to do during the process which include a criminal and mental health background check through NICS. Remember, the FFL Dealer is doing you a favor and the process takes time to complete. Fees can vary so check with the FFL Dealer ahead of time to request a quote on the fees associated with your firearm transfer. The FFL Dealer is in business to make a profit and your internet purchase may be viewed as competition to their retail business. If you feel the fees are too high, you can search for another FFL Dealer.

Completing the Transaction

Once you place the firearm in your cart and checkout you will receive a confirmation email that has your order number and further instructions. We will verify the FFL license and also make the FFL Dealer aware that an order from Cheaper Than Dirt! will soon be arriving for you. Most orders are processed within 2-3 business days from the time we receive and verify the FFL Dealers information. Once shipped, your firearm will arrive at the FFL Dealer within 3-7 days business days. The FFL Dealer will begin processing the shipment. It may be an additional day or so before the FFL Dealer is ready to conduct the transfer of the firearm to you. Call the FFL Dealer and set an appointment to confirm that the firearm is ready to be transferred.

Please note! All Firearm Sales are Final

It is important to thoroughly inspect your firearm before completion of the transfer. Once the firearm is transferred into your name, Cheaper Than Dirt! will not accept a return or exchange under any circumstance. If a defect is discovered after completing the transfer, you must contact the manufacturer directly for repair or replacement.

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