FN AmericaQD556
5.56mm / .223 suppressor · HUB 1.375x24 interface · specs and compatibility from the manufacturer
Notable features
- HUB Compatible
- Low Backpressure
- Full-Auto Rated
length
7.69″
weight
20.9oz
MSRP
$1,299
length
7.69″
weight
20.9oz
calibers
5.56
material
Steel · Inconel
interface
HUB 1.375x24
MSRP
$1,299
- Overall length
- 7.69″
- Class
- 5.56mm / .223
- n
- 328
- Range
- 2.5″–9.75″
- Median
- 6.12″
- Diameter
- 1.62″
- Weight
- 20.9 oz
- Class
- 5.56mm / .223
- n
- 328
- Range
- 1.7 oz–27 oz
- Median
- 13 oz
- Material
- Inconel / Stainless Steel
- Finish / treatment
- Cerakote C-Series, Black, Flat Dark Earth
- Max caliber
- 5.56mm NATO
- Base interface
- HUB 1.375x24
- Backpressure
- Low
- Full-auto rated
- Yes
- MSRP
- $1,299
- Class
- 5.56mm / .223
- n
- 292
- Range
- $199–$1,955
- Median
- $899
Longer than most 5.56mm / .223 suppressors
Length compared against the 328 5.56mm / .223 suppressors in the catalog that publish one. Quartile basis; a value inside the middle half carries no note.
Heavier than most 5.56mm / .223 suppressors
Weight compared against the 328 5.56mm / .223 suppressors in the catalog that publish one. Quartile basis; a value inside the middle half carries no note.
Pricier than most 5.56mm / .223 suppressors
MSRP compared against the 292 5.56mm / .223 suppressors in the catalog that publish one. Quartile basis; a value inside the middle half carries no note.
Prices are manufacturer's suggested retail (MSRP). What you pay may differ.
- Base interface
- HUB 1.375x24
The HUB 1.375x24 is an open standard: 415 mounts and 818 muzzle devices in our catalog fit this suppressor, including AAC 51T S.T.A.M.P. Mount, AB Suppressor AB Raptor Adapter and Abel Co Direct Thread Adapter 1/2x28. You aren't locked into one manufacturer's parts.
Which ones fit your barrel and host?
Check in the BuilderManufacturer claim
- Full-auto certified, exceeding the USSOCOM SURG requirements for durability and reliability under fully automatic fire; tested with a 10in. barrel.
- Testing with the FN SCAR 16S carbine resulted in less than 1 MOA of impact (POI) shift.
- Sound suppression of 149 decibels with 5.56 (.223), measured on a 16" barrel.
- An innovative low backpressure, forward-venting suppressor that reduces recoil and gas blowback while maintaining accuracy.
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- The versatile design allows for direct thread or quick detach FN mount implementation and is HUB compatible.
- Reliable feed and extraction with factory ammunition.
- 3D-printed from Inconel superalloy with a stainless-steel blast chamber.
- Finished in high temperature C-Series CERAKOTE.
- Tested to 10,000 rounds.
- Designed to enhance the performance of the next generation of SCAR 16S series carbines and other 5.56 caliber rifles.
- The QD Suppressor Series is designed and optimized for all SCAR models.
- Every QD series suppressor comes with mount pre-installed and 1.25-inch open end wrench and spanner wrench.
- The pre-installed mount can be chosen from a muzzle brake or a flash hider.
- QD Mount SKUs include muzzle brake and shim kit.