The Ruger AR-556 is a semi-automatic, direct-impingement rifle on the AR-15 platform, manufactured by the American firearms company Sturm, Ruger & Co. and introduced in 2014 as an entry-level AR-15. It uses a gas-operated, rotating bolt mechanism and is chambered in 5.56x45mm NATO or .223 Remington, with a 16.1 inch chrome-moly steel barrel, a fixed front sight paired with a flip-up rear sight, and STANAG-compatible 30-round magazines. Ruger later added variants including the AR-556 MPR multi-purpose rifle in 2017 and an AR-556 pistol in 2019, before production ended in 2025 with the announced Ruger Harrier as its replacement.
Facts
Weapon Class Introduced Year Caliber Class Classification
Service Status Weapon Class
Weapon Class (category) In the Other Atlases
Manufactured By
Also in Business Atlas: the manufacturer of this subject.
Source Wikidata: Ruger AR-556
Originated In
Also in Geography Atlas: where this subject originated.
Source Wikipedia: Ruger AR-556Infobox: originQuote, Infobox: origin
United States
Sources
1. Wikipedia: Ruger AR-556
- Introduction/adoption year stated in the entity's own sourced description text.
Infobox: type
Semi-automatic rifle
Infobox: cartridge
5.56x45mm/.223 Remington
Infobox: production_date
2014-2025
Caliber attribute (ruger-ar-556)
It uses a gas-operated, rotating bolt mechanism and is chambered in 5.56x45mm NATO or .223 Remington, with a 16.1 inch chrome-moly steel barrel, a fixed front sight paired with a flip-up rear sight, and STANAG-compatible 30-round magazines.
Lead section
The Ruger AR-556 is a semi-automatic AR-15 style rifle manufactured by U.S. firearms company Sturm, Ruger & Co. Introduced in 2014 as an entry-level AR-15 using a direct impingement action, with variants since being released such as the upgraded AR-556 MPR (multi-purpose rifle) in 2017 and the AR-556 pistol in 2019.
View the SourceWikidata: Ruger AR-556
Wikidata Q111941452, class allow-list match (w-wdresolver-0926)
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