Overview [ ]
SG 550-1
Place of Origin
Switzerland
Firemodes
Safe, semi, full
Feed System
Detachable box magazine
The SIG SG 550-1 is a Swiss sniper rifle.
Variants [ ]
SG 550 "Stgw. 90 / F. ass. 90 5.56mm "
Standard full-length production model from 1986, being adopted in 1990.
SG 550 SR
Sniper version of the SG 550 with different stock and long barrel.
SG 550-1
Improved iteration of the SG 550 SR , designed specifically for law enforcement units. Features a unique two-stage trigger pull, and a adjustable folding stock with a riser and butt-pad spacer. No longer in production.
SG 551
Carbine version of the SG 550 .
SG 551-A1
..?
SG 551-P
Police version of the SG 551 , produced with a Hensoldt 6x42 BL sight and a special cheek riser.
SG 551 SWAT
Further developed model of the SG 551 , featuring a modular rail interface and railed handguard.
SG 551 LB
Long barreled SG 551 , with a 17.9 inch barrel. This allows for the use of a bayonet or grenade launcher device.
SG 551-2 SP SWAT
..?
SG 552
A "improved" SG 551 which features a further shortened 8.9 inch barrel, and a newer handguard which is ventilated.
SG 552-A1
Essentially a conversion for the SG 552 which converts the internals to those of the improved SG 553 model.
SG 552-2
..?
SG 552 LB
Long barreled SG 552 , with a 13.6 inch barrel. This allows for the use of a bayonet or grenade launcher.
SG 553
A "further improved" SG 552 , that incorporates the recoil spring wrapped around the piston rod. This purportedly counters various reliability issues experienced on previous SG 552 models.
SG 553 LB
Long barreled SG 553 , with a 13.6 inch barrel. This allows for the use of a bayonet of grenade launcher.
SG 553 SB
..?
SG 553 R
A rechambering which converts a standard SG 553 to feed from 7,62x39mm AK compatible magazines. Primarily aimed the Russian civilian market, and is thus semi-automatic only.
Derivatives
SG 750
Marksman rifle model chambered in 7.62x51mm .
Switzerland Weapons Cold War Period (1946 — 1990)
Infantry Weapons
Melee Weapons
Bayonet
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Survival Weapon
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Sidearms
Pistol
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Revolver
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Machine Pistol
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Close Quarters
Personal Defense Weapon
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Submachine Gun
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Shotgun (automatic)
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Shotgun (semi-automatic)
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Shotgun (manual-action)
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Primary Weapons
Assault Rifle
SG 510-3 • SG 530 (-1 ) • SG 540 • SG 541 • SG 542 • SG 543 • Stgw 47 • Stgw 49 • Stgw 50 • Stgw 51 • Stgw 52 • Stgw 70 • Stgw 71 • Stgw 74-75 • Stgw 78
Battle Rifle
AK 53 (7.5mm • 7.62mm ) • AM 55 • SG 510 -1 • -2 • -4 • -5 • -6 ) • Stgw 54 • Stgw 55 • Stgw 56 • Stgw 57 • Stgw 70
Assault Carbine
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Battle Carbine
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Civilian Rifle
AMT • SG 510-7
Automatic Support Weapons
Light Machine Gun
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Medium Machine Gun
7,5mm Mg 51
Heavy Machine Gun
12,7mm Mg 64
Long Range
Anti-Materiel Rifle
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Bolt-Action Rifle
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Designated Marksman Rifle
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Launchers
Grenade Launcher (Attachment)
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Grenade Launcher (Standalone)
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Disposable Rocket Launcher
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Rocket Launcher
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Guided, Anti-Tank
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Guided, Anti-Air
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Non-Lethal Weapons
Rifle
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Pistol
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Underwater Weapons
Sidearm
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Rifle
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Explosives
Anti-Personnel Mines
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Anti-Tank Mines
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Offensive Grenades
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Smoke Grenades
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Firearm Accessories
Optics
Iron Sights
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Collimator
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Telescopic
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Magnifier
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Attachments
Flashlights & Lasers
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Foregrips & Bipods
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Infantry Equipment
Clothing
Backpacks
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Body Armour
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Bomb Suit
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Elbow and knee pads
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Signals & IFF
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Suits
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Vests & Webbing
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Headwear
Communication
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Gas Masks & Rebreathers
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Goggles
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Helmets
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Vehicle Headwear
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Optics, Detection and Surveillance
Man-Portable Radar
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Mine Detectors
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Night Vision Goggles
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Periscopes
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Rangefinders
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Surveillance
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Artillery
Anti-Aircraft Guns
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Anti-Tank Guns
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Anti-Tank Guided Missiles
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Anti-Tank Guided Missile Systems
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Anti-Tank Guided Missile Systems
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Howitzers
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Mortars
8,1cm FestMw 56 • 12cm FestMw 59 • 8,1cm FestMw 60 • 8,1cm Mw 72 • 12cm Mw 74
Railroad Artillery
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Recoilless Guns
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Rocket Artillery
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Siege Artillery
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Land Vehicle Weapons
Vehicle Machine Guns
7,5mm Pz Mg 31 • 7,5mm Pz Mg 51 (/71 • /84 )
57mm Tank Guns
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73mm Tank Guns
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76.2mm Tank Guns
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85mm Tank Guns
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100mm Tank Guns
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115mm Tank Guns
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120mm Tank Guns
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122mm Tank Guns
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125mm Tank Guns
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130mm Tank Guns
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152.4mm Tank Guns
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Heavy Guns
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Vehicle Autocannon
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Aircraft Weapons & Munitions
7.62mm Machine Guns
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12.7mm Machine Guns
12,7mm Mg 72
23mm Cannons
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30mm Cannons
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37mm Cannons
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Rocket Pods
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Rockets
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Air-to-Air Missiles
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Air-to-Ship Missiles
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Air-to-Surface Missiles
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Anti-Radiation Missiles
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Cruise Missiles
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Bombs
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