Description
Maxim Defense built its reputation on gear that holds up when things get ugly, and the DS-D carries that same DNA. This is a dedicated 5.56 can that threads straight onto a 1/2×28 muzzle, no proprietary mounts or adapters to fuss with. At 8 inches long with a titanium outer tube wrapped around a 17-4 stainless steel core, it strikes a smart balance: tough where the heat and pressure live, lighter where it counts. The Cerakote and DLC finish shrugs off carbon, weather, and the general abuse a working rifle picks up over time.
Why the DS-D Runs So Smooth
The heart of this suppressor is Maxim's M-Kore technology, the same design approach behind their top-rated DSX line. The big win here is low gas blowback and minimal gain in cyclic rate, which means less crud in your face, a cleaner-running action, and better reliability from your host rifle over the long haul. Sound reduction lands well below hearing-safe levels on typical setups, and you get reduced flash and recoil as a bonus. Where the DS-D differs from its DSX sibling is the tube material, Grade 9 titanium instead of the pricier Grade 5, and the deletion of the secondary tube retention ring. The performance stays right where you want it while the cost comes down.
Built for Hard Use on 10.3 Inch Barrels and Up
Maxim rates the DS-D for full-auto fire and recommends it for barrels 10.3 inches and longer. That makes it a natural fit for SBR builds, duty-length carbines, and 16 inch rifles that see high round counts. If you run your gun hard, this can was designed with exactly that kind of shooting in mind.
A Direct Thread 5.56 Can Worth the Wait
Simple mounting, proven internals, and materials chosen for the job rather than the spec sheet. The DS-D is made in the USA and built to be the last 5.56 suppressor you need for a hardworking rifle.
Key Specifications
- Caliber: .223 Rem / 5.56 NATO
- Mount Type: Direct Thread, 1/2×28
- Overall Length: 8 inches
- Outer Diameter: 1.75 inches
- Tube Material: Grade 9 Titanium
- Core Material: 17-4 Stainless Steel
- Finish: Cerakote and DLC (Diamond-Like Coating)
- Color: Black
- Full-Auto Rated: Yes
- Recommended Barrel Length: 10.3 inches and longer
- Manufacturer: Maxim Defense Industries
- Manufacturer Part Number: MXM48372
- UPC: 680017483722
- Country of Origin: USA
What’s Included
- Maxim Defense DS-D 5.56 suppressor with integrated 1/2×28 direct thread mount
Frequently Asked Questions
What is the difference between the Maxim Defense DS-D and the DSX-D?
The two are closely related and share the same core design and M-Kore technology. The DS-D uses a Grade 9 titanium tube instead of the more expensive Grade 5 found on the DSX, and it drops the secondary tube retention ring. You get very similar sound and gas performance in a more affordable package.
What barrel length does the DS-D need?
Maxim Defense recommends the DS series for barrels 10.3 inches and longer. If you plan on running a shorter 5.56 barrel, the DSX line is the better pick since it carries a lower barrel length rating. On a 10.3 inch or longer gun, the DS-D will take just about any round count you throw at it.
Is the Maxim DS-D full-auto rated?
Yes. The DS-D is rated for sustained full-auto fire thanks to its 17-4 stainless steel core and titanium tube. It was designed for hard duty use, so high round count range days on a semi-auto carbine are well within its comfort zone.
Does the DS-D reduce gas blowback on an AR-15?
That is one of its strongest traits. Maxim's M-Kore design keeps gas blowback and the increase in cyclic rate noticeably lower than traditional baffle suppressors. The result is less gas in your face, a cleaner bolt carrier group, and improved reliability from the host rifle.


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