Steyr ACR

Overview[]

Steyr ACR

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General Information

Type

Assault Rifle

Place of Origin

Austria

Designer Companies

Steyr

Designers

Ulrich Zedrosser

Period Designed

1987 - 1990

Manufacturer

Steyr

Characteristics

Cartridge

5.56x45mm (flechettes)

RoF, Cyclic

1200rpm

Expected Muzzle Velocity

1,450m/s

Action

Gas-operated, vertically sliding chamber

Firemodes

3-rnd burst

Feed System

Detachable box magazines

Ammunition Loading

24-rnd box magazine

Dimensions

Weight

3.2kg unloaded

Barrel Length

540mm

Length

780mm

The Steyr ACR is a prototype bullpup assault rifle developed in Austria for the United States Army's Advanced Combat Rifle (ACR) programme of 1989/1990. The Steyr ACR, along with the other participants from AAI (AAI ACR), Colt (Colt ACR), and HK (HK G11), did not pass the performance tests for the programme and were cancelled.

Adaptive Combat Rifle Programme
Development	AAI ACR • Colt ACR • HK G11 • Magpul Masada • Steyr ACR
Derivatives	Bushmaster ACR • Remington ACR

Steyr Products
Firearms
Assault Rifles	ACR • AUG (A1 • A2 • A3 • StG 58 • StG 77 • STM 556
Bolt-Action Rifles	Mannlicher–Schönauer • Mannlicher M1886 (/88) • Mannlicher M1888 (/90) • Mannlicher M1890 Rifle • Mannlicher M1890 Carbine (Cavalry • Gendarmerie • Stutzen) • Mannlicher M1893 (Carbine) • Mannlicher M1895 (Carbine • Carbine w/ Stutzen Lug • Carbine-Stutzen • Sniper • Stutzen • Stutzen-Carbine)
Machine Guns	MG 74
Sniper Rifles	AMR 5075 • HS. 50 (M1) • IWS 2000 • Scout (Elite • RFR) • SSG 04 • SSG 08 • SSG 69
Submachine Guns	AUG 40 • SSP • MPi 69 • MPi 81 • TMP
Pistols	C (9-A1 • 40-A1) • GB • L (9-A1 • 40-A1) • M (9 • 9-A1 • 40 • 40-A1 • 357 • 357-A1) • M1894 • M1901 • M1907 • M1912 • S (9 • 9-A1 • 40 • 40-A1)
Grenade Launchers	GL 40

Austria Weapons Modern Period (1991 — Present)

Infantry Weapons
Melee Weapons	Bayonet	[[]]
Melee Weapons	Survival Weapon	[[]]
Sidearms	Pistol	G17 (Gen1 • Gen2 • Gen3 • Gen4 • Gen5) • G18 • G19 • G20 • G21 • G22 • G23 • G24 • G25 • G26 • G27 • G28 • G29 • G30 • G31 • G32 • G33 • G34 • G35 • G36 • G37 • G38 • G39 • G40 • G41 • G42 • G43 • G44 • G45 • G46 • G47 • G48
	Revolver	[[]]
	Machine Pistol	[[]]
Close Quarters	Personal Defense Weapon	[[]]
	Submachine Gun	TMP
	Shotgun (automatic)	[[]]
	Shotgun (semi-automatic)	[[]]
	Shotgun (manual-action)	[[]]
Primary Weapons	Assault Rifle (5.45/5.56)	ACR • AUG (A1 • A2 • A3) • STM 556
	Assault Rifle (7.62)	[[]]
	Assault Rifle (other)	[[]]
	Carbine (5.45/5.56)	[[]]
	Carbine (7.62)	[[]]
	Carbine (other)	[[]]
Automatic Support Weapons	Light Machine Gun	[[]]
	General Purpose Machine Gun	[[]]
	Heavy Machine Gun	[[]]
Long Range	Anti-Materiel Rifle	[[]]
	Bolt-Action Rifle	[[]]
	Designated Marksman Rifle	[[]]
Launchers	Grenade Launcher (Attachment)	[[]]
	Grenade Launcher (Standalone)	[[]]
	Disposable Rocket Launcher	[[]]
	Rocket Launcher	[[]]
	Guided, Anti-Tank	[[]]
	Guided, Anti-Air	[[]]
Non-Lethal Weapons	Rifle	[[]]
Non-Lethal Weapons	Pistol	[[]]
Underwater Weapons	Sidearm	[[]]
Underwater Weapons	Rifle	[[]]
Explosives	Anti-Personnel Mines	[[]]
	Anti-Tank Mines	[[]]
	Offensive Grenades	[[]]
	Smoke Grenades	[[]]

Firearm Accessories
Optics	Iron Sights	[[]]
	Collimator	[[]]
	Telescopic	[[]]
	Magnifier	[[]]
Attachments	Flashlights & Lasers	[[]]
Attachments	Foregrips & Bipods	[[]]

Infantry Equipment
Clothing	Backpacks	[[]]
	Body Armour	[[]]
	Bomb Suit	[[]]
	Elbow and knee pads	[[]]
	Signals & IFF	[[]]
	Suits	[[]]
	Vests & Webbing	[[]]
Headwear	Communication	[[]]
	Gas Masks & Rebreathers	[[]]
	Goggles	[[]]
	Helmets	[[]]
	Vehicle Headwear	[[]]
Optics, Detection and Surveillance	Man-Portable Radar	[[]]
	Mine Detectors	[[]]
	Night Vision Goggles	[[]]
	Periscopes	[[]]
	Rangefinders	[[]]
	Surveillance	[[]]

Artillery
Anti-Aircraft Guns	[[]]
Anti-Tank Guns	[[]]
Anti-Tank Guided Missiles	[[]]
Anti-Tank Guided Missile Systems	[[]]
Anti-Tank Guided Missile Systems	[[]]
Howitzers	[[]]
Mortars	[[]]
Railroad Artillery	[[]]
Recoilless Guns	[[]]
Rocket Artillery	[[]]
Siege Artillery	[[]]

Land Vehicle Weapons
Vehicle Machine Guns	[[]]
57mm Tank Guns	[[]]
73mm Tank Guns	[[]]
76.2mm Tank Guns	[[]]
85mm Tank Guns	[[]]
100mm Tank Guns	[[]]
115mm Tank Guns	[[]]
120mm Tank Guns	[[]]
122mm Tank Guns	[[]]
125mm Tank Guns	[[]]
130mm Tank Guns	[[]]
152.4mm Tank Guns	[[]]
Heavy Guns	[[]]
Vehicle Autocannon	[[]]

Aircraft Weapons & Munitions
7.62mm Machine Guns	[[]]
12.7mm Machine Guns	[[]]
23mm Cannons	[[]]
30mm Cannons	[[]]
37mm Cannons	[[]]
Rocket Pods	[[]]
Rockets	[[]]
Air-to-Air Missiles	[[]]
Air-to-Ship Missiles	[[]]
Air-to-Surface Missiles	[[]]
Anti-Radiation Missiles	[[]]
Cruise Missiles	[[]]
Bombs	[[]]