Description
When you want a shorter, faster-handling barrel for your SCAR 16S without stepping away from FN's own tolerances, this 10-inch assembly is about as close to plug-and-play as it gets. It's a genuine FN America part built on a cold hammer-forged, chrome-lined MIL-SPEC steel barrel with a 1:7 twist, so it eats standard 5.56 NATO and .223 Rem without any fuss. The chrome lining does its job over the long haul, holding up to heat and helping keep the bore consistent round after round.
What Comes on the FN SCAR 16S 10" Assembly
This isn't a bare tube. FN ships it complete with the flip-up front sight, gas block, gas regulator, gas piston, and the flash hider already installed. That means the whole gas system is set up and ready, so you're not sourcing small parts or figuring out timing on your own. Everything that makes the SCAR run comes in the box, and it's all factory-fitted.
Swapping the Barrel on Your SCAR 16S
One of the best things about the SCAR platform is how simple barrel changes are, and this assembly plays right into that. It installs with a Torx T25 and a torque wrench set to 62 in-lbs, and there's no headspacing to deal with because FN builds it ready to shoot. If you've got the standard 16.25-inch barrel on your rifle now, this drops your length down considerably for a lighter, quicker-pointing setup that shines in tight quarters.
The short 10-inch length trims weight up front and makes the rifle noticeably more nimble, which is the whole appeal for folks running a compact SCAR build. You're still getting the reliable short-stroke gas piston operation FN is known for, just in a package that handles faster and moves easier through doorways and vehicles. For anyone who already trusts their SCAR 16S, keeping the barrel FN-made keeps the fit and function exactly where the factory intended it.
Key Specifications
- Manufacturer: FN America / FN Herstal
- Manufacturer Part Number: 98802
- UPC: 845737001087
- Model: SCAR 16S
- Caliber: .223 REM / 5.56 NATO
- Barrel Length: 10"
- Twist Rate: 1:7
- Barrel Construction: Cold hammer-forged, chrome-lined MIL-SPEC steel
- Front Sight: Flip-up front sight
- Installation Tools: Torx T25, torqued to 62 in-lbs
- Headspacing: Not required, ready to shoot
- Units Per Box: 1
What’s Included
- FN SCAR 16S 10" cold hammer-forged, chrome-lined barrel
- Flip-up front sight assembly
- Gas block assembly
- Gas regulator
- Gas piston
- Flash hider
Frequently Asked Questions
Will this FN SCAR 16S barrel assembly fit any SCAR rifle?
This assembly is made specifically for the FN SCAR 16 series chambered in 5.56 NATO, so it fits the 16 and 16S. It will not work on the SCAR 17 or 17S, which are built around the 7.62x51mm platform. Match it to a 16S and you're good to go.
Do I need to headspace the barrel after installing it?
No headspacing is required. FN builds these assemblies ready to shoot right out of the box, which is one of the big advantages of the SCAR's quick-change barrel design. You just need a Torx T25 and a torque wrench set to 62 in-lbs to get it mounted correctly.
What comes installed on the assembly?
It arrives complete with the flip-up front sight, gas block, gas regulator, gas piston, and flash hider already fitted. That covers the full gas system, so you're not chasing down extra small parts to make it run. Everything is factory-installed to FN's spec.
Why choose the 10-inch barrel over a longer one?
The 10-inch length keeps weight down and makes the rifle handle fast, which is ideal for a compact, maneuverable SCAR build. You give up some velocity compared to a standard or longer barrel, but you gain quickness and a shorter overall package. It's the go-to length when handling in tight spaces matters most.





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