Key facts
- Type
- Assault rifle Carbine Battle rifle Designated marksman rifle Semi-automatic rifle
- Place of origin
- Switzerland
- In service
- 1990–present
- Used by
- See Users
- Wars
- War in Afghanistan (2001–2021) , Sinai insurgency , 2013 Lahad Datu standoff , Yemeni Civil War (2014–present)
- Designer
- Schweizerische Industrie Gesellschaft
- Designed
- 1970s–1980s
- Manufacturer
- SIG Sauer AG (formerly Schweizerische Industrie Gesellschaft and Swiss Arms)
- Produced
- 1986–present
- Number span no built
- 600,000
- Variants
- See Variants
- Mass
- 4.1 kg (9.04 lb)
- Length
- 1,000 mm (39.4 in) (stock extended) , 772 mm (30.4 in) (stock folded)
- Barrel length
- 528 mm (20.8 in)
- Cartridge
- 5.56×45mm NATO 7.62×39mm (SG 553R, SG 556R & SIG563R) .300 AAC Blackout (SG 553 BK and SIG563 BK) 6.5mm Creedmoor (SG 750) 7.62×51mm NATO (SG 750 and SG 751)
- Action
- Gas operated , rotating bolt
- Rate of fire
- c. 700 rounds/min
- Muzzle velocity
- 911 m/s (2,989 ft/s)
via Wikipedia infobox
Wikidata facts
- Subclass of
- assault rifle
- Country of origin
- Switzerland
- Manufacturer
- Swiss Arms
- Designed by
- SIG Group
- Conflict
- 2013 Lahad Datu standoff
- Image
- Stgw 90.jpg
Show 5 more facts
- service entry
- 1990-01-01
- ammunition
- 5.56×45mm NATO
- total produced
- 600000
- Commons gallery
- SIG SG 550
- Commons category
- SIG SG 550
Sources (1)
via Wikidata · CC0
~23 min read
Encyclopedic overview
The SIG SG 550 is an assault rifle manufactured by SIG Sauer AG (formerly a division of Schweizerische Industrie Gesellschaft, now known as SIG Holding AG) in Switzerland. "SG" is an abbreviation for Sturmgewehr ("assault rifle"). The SG 550 was co-developed by SIG Sauer AG and the Italian firearm manufacturer Beretta and is based on its predecessor, the SIG SG 540, which is chambered in 5.56×45mm NATO.
History
Excerpted from Wikipedia’s “SIG SG 550” article, available under the CC BY-SA 4.0 licence.