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The .338 ARC cartridge has been picking up steam fast, and Sylvan Arms built the SA338TID specifically for it instead of asking you to make do with a repurposed .30 cal can. The bore is sized for .338 projectiles, the internals are tuned for the pressure curve of 338 ARC, and the whole package comes in at a very manageable 14.3 ounces thanks to a Grade 9 titanium tube paired with a Grade 5 titanium baffle stack. Where the heat and abuse concentrate, right at the blast chamber and first baffle, Sylvan went with 17-4 stainless steel, which is exactly the kind of material choice you want to see in a can meant for real use.
This is the DT version of Sylvan's .338 suppressor, threaded 5/8×24 so it mounts straight to your barrel without a dedicated muzzle device. That keeps things simple and repeatable, and it means the can moves easily between any 5/8×24 host you own. Since the bore handles anything .338 and under, you can run it on .30 caliber cartridges and 300 Blackout too. Sylvan recommends barrels of 6.5 inches or longer for 338 ARC and 300BLK, and 12.5 inches or longer for .308, all rated up to rapid fire. It is not rated for long action or magnum cartridges, so keep it on short action stuff and it will serve you well.
The titanium tube wears a matte black Cerakote finish that shrugs off weather and handling, and at 1.5 inches in diameter the can keeps a slim profile that will not fight your handguard or optics. Sylvan Arms designs, machines, and tests these in South Carolina, and the fit and finish reflect that hands-on approach.
If you are putting together a suppressed 338 ARC rifle or pistol, especially one running heavy subsonics, a purpose-built can like this is the smart pairing. Light enough for a short barreled host, tough enough for range days that run long, and simple enough that mounting never becomes a chore.
It is purpose-built for .338 ARC, but the bore also clears smaller diameters, so it performs well on .30 caliber cartridges and 300 Blackout. It is not rated for long action or magnum rounds, so keep it on short action cartridges. Sylvan recommends at least a 6.5 inch barrel for 338 ARC and 300BLK, and 12.5 inches for .308.
The SA338TID is the direct thread version, meaning it screws straight onto a 5/8×24 threaded barrel with no extra hardware. The SA338TI is the quick detach model that mounts over a dedicated QD muzzle device. Direct thread is simpler and often more consistent for precision work, while QD is faster for swapping between rifles that already wear the mount.
No, this suppressor does not use the HUB 1.375×24 mounting standard. It comes with its own integral 5/8×24 direct thread interface, so you will not be swapping in aftermarket HUB mounts. As long as your barrel is threaded 5/8×24, you are good to go right out of the box.
It comes in at 14.3 ounces, which is light for a dedicated .338 bore can. The Grade 9 titanium tube and Grade 5 titanium baffles keep the weight down, while the 17-4 stainless blast chamber and blast baffle handle the hottest part of the job. That balance makes it a good fit for shorter, handier 338 ARC builds where a heavy can would throw off the handling.
| UPC | 811313034039 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | SA338TID |
| Caliber/Gauge | .338 ARC |
| Thread Pattern | 5/8"x24 |
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