SIG SG 552
«SG 552 Commando»
CarbineSwitzerland1998Historic
Ultra-compact version of the SG 550 family in 5.56×45 mm NATO, developed for special forces and police units. Short 226 mm barrel, side-folding stock and PDW/CQB configuration.
Carbine//Switzerland
ID — SIG-SG-552
Designation
SIG SG 552
SIG Sauer (ex SIG Arms)
Caliber
5.56×45 mm NATO
Community
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Data trust
- Reliability
- Unverified
- Sources
- Sources pending review
Identity
- Designation
- SIG SG 552
- Alias
- SG 552 Commando
- Manufacturer
- SIG Sauer (ex SIG Arms)
- Country
- Switzerland
- Year
- 1998
- Category
- Carbine
- Status
- Historic
Ballistics
- Caliber
- 5.56×45 mm NATO
- Muzzle velocity
- 778 m/s
- Rate of fire
- ~700 rpm
- Effective range
- 300 m
- Maximum range
- 600 m
Dimensions
- Barrel length
- 226 mm
- Overall length
- 502 / 722 mm
- Empty weight
- 3.2 kg
Mechanics
- Operating system
- Gas-operated, long-stroke piston
- Bolt / action
- Rotating bolt
Feed
- System
- Caricatore amovibile traslucido
- Standard capacity
- 30 rounds
Fire modes
SafeSemi-autoBurstAuto
Historical profile
Introduced in 1998 as the last compact member of the SG 550/551 family, designed for urban operations and VIP protection.
Retains the gas-operated, rotating-bolt system of the SG 550, with a shortened barrel and the bipod removed.
Adopted by special police units such as the German GSG-9, French GIGN and several U.S. SWAT teams; replaced in the SIG catalog by the SG 553.
Variants
SG 552 CommandoSG 552-2 LBSG 553 (successore)
Main users
Switzerland · Germania · France · United States · Spain
Key components
- ●Stock — Shoulder rest.
- ●Receiver — Weapon body with internal mechanisms.
- ●Grip — Primary grip.
- ●Magazine — Cartridge feed.
- ●Barrel — Guides the projectile.
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