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Switzerland RUAG
StGw 90
Switzerland's standard-issue service rifle, the military designation for the SIG SG 550 family, known for exceptional build quality, accuracy and reliability that made it a benchmark among NATO-pattern assault rifles. Every Swiss militia soldier historically kept an individually issued example at home under the country's militia defense system.
In service since 1990
Compiled from public sources ·primary reference ↗ ·last verified 2026-07-02
400
m range
700
rpm
920
m/s
30
rds
Pricing: Unit cost not publicly disclosed
Procurement snapshot
Availability & export
National export licensing
Subject to Switzerland export-control approval; verify eligibility with the manufacturer.
Channel: Direct commercial / G2G
Fielded & proven
Operator data not public
In service since 1990. Status: active · ~600,000 built.
Lifecycle cost (est.)
No public unit price to model from.
Interoperability
Derived guidance from public data — export regime by country of origin, lifecycle from the GAO ~30% acquisition rule. Verify eligibility, pricing and offsets with the manufacturer and your acquisition authority.
Full specifications
Performance
Speed, range, altitude and engagement capability.
- Effective range
Distance at which the weapon reliably hits point targets. Higher extends engagement envelope.
- 400 m Stronger than 26% of rifles
- Rate of fire
Rounds per minute (cyclic). Higher increases suppression and hit probability.
- 700 rpm Stronger than 48% of rifles
- Muzzle velocity
Projectile speed leaving the barrel. Higher means flatter trajectory and better armor penetration.
- 920 m/s Stronger than 77% of rifles
Firepower
Armament, payload and guidance.
- Main armament
Primary weapon: main gun, cannon or missile type.
- 5.56x45mm NATO assault rifle
- Caliber
Bore diameter of the main gun or rifle. Larger throws heavier projectiles; not simply better — ammunition commonality matters.
- 5.6 mm
- Ammunition
Rounds carried (main gun) or standard magazine capacity.
- 30 Stronger than 58% of rifles
Physical
Dimensions, weight and crew.
- Length
Overall length including gun/probe where applicable.
- 1 m
- Empty weight
Weight without fuel, ammunition or crew.
- 4 kg
- Crew
Personnel required to operate. Fewer reduces exposure; autoloaders trade a loader for mechanical complexity.
- 1
- Barrel length
Barrel length — longer improves muzzle velocity and accuracy, shorter improves handling.
- 528 mm
Program
Cost, production scale and operators.
- Units built
Total production run. Higher means proven manufacturing, mature logistics and spares availability.
- 600,000 Stronger than 64% of rifles
Specifications compiled from public RUAG and reference sources ↗. Published defense figures are approximations — treat comparisons as directional. Last verified 2026-07-02.
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Tula Arms Plant AEK-971 Frequently asked questions
How many crew does the RUAG StGw 90 require? +
The RUAG StGw 90 requires a crew of 1.
What is the main armament of the RUAG StGw 90? +
The RUAG StGw 90's primary weapon is the 5.56x45mm NATO assault rifle.
What is the RUAG StGw 90 used for? +
The RUAG StGw 90 is a rifle & long arms typically used for infantry combat.
How much does the RUAG StGw 90 cost? +
RUAG StGw 90: Unit cost not publicly disclosed. Defense program costs are rarely fully public and vary by contract and configuration.
