HK MP5A3

Overview

HK MP5A3
General Information
Type	Submachine Gun
Place of Origin	West Germany
Designer Companies	Heckler & Koch
Period Designed	1960s
Manufacturer	Heckler & Koch
Period Produced	1960s
Developed From	• HK MP5A2
Developed Into	• HK MP5NA3 • HK MP5A5
In Service	1960s - Present
Characteristics
Cartridge	9x19mm Parabellum
RoF, Cyclic	800rpm
Expected Muzzle Velocity	400m/s
Action	Roller-delayed blowback, locked bolt
Firemodes	Full, semi, safe
Feed System	Detachable box magazine
Ammunition Loading	HK MP5 compatible magazines: • 15-rnd • 20-rnd • 30-rnd • X-5: 50-rnd • (More)
Dimensions
Weight	3.1kg (with empty magazine)
Barrel Length	225mm
Length	690mm (stock extended) 550mm (stock collapsed)
Height	230mm
Width	67mm
Stock
Stock Type	Collapsible
Sights
Sights	Iron sights
Sight Radius	340mm
Universal Attachments
Rail Type	HK "claw mount" socket

The HK MP5A3 is a German submachine gun developed by HK from the HK MP5A2.

Naming

Designation	Explanation
HK MP5A3	Name adhering to HK system.
MP 5 A3	Name adhering to Bundeswehr system.

Variants

HK 54 Prototype model. HK MP5 Original production model from 1966 with SEF trigger group and fixed stock. HK MP5A1 Original production model with SEF trigger group and collapsible stock. (?) HK MP5A2 Model with SEF trigger group and fixed stock. HK MP5NA2 Model with 5-1-0 trigger group and fixed stock. HK MP5A3 Model with SEF trigger group and collapsible stock. HK MP5NA3 Model with 5-1-0 trigger group and collapsible stock. HK MP5A4 Model with 5-3-1-0 trigger group and fixed stock. HK MP5A5 Model with 5-3-1-0 trigger group and collapsible stock. HK MP5 MLI Mid-Life Improvement model from 2013 with rail interface systems and with RAL 8000 default colour scheme. Suppressed models (SD) HK MP5SD Original model from 1974 with SEF trigger group and fixed stock. (?) HK MP5SD1 Model with 5-1-0 trigger group and no stock. HK MP5SD2 Model with 5-1-0 trigger group and fixed stock. HK MP5SD3 Model with 5-1-0 trigger group and collapsible stock. HK MP5SD4 Model with 5-3-1-0 trigger group and no stock. HK MP5SD5 Model with 5-3-1-0 trigger group and fixed stock. HK MP5SD6 Model with 5-3-1-0 trigger group and collapsible stock. HK MP5SDN1 ..? HK MP5SDN2 ..? Compact models (K) HK MP5K (Nr. 0001) Prototype model with unique foregrip. HK MP5K Model with SEF trigger group and no stock. HK MP5KN Model with 5-1-0 trigger group and no stock. HK MP5KA1 Model with SEF trigger group and no stock. Low profile iron sights. HK MP5KA4 Model with 5-3-1-0 trigger group and no stock. HK MP5KA5 Model with 5-3-1-0 trigger group and no stock. Low profile iron sights. HK MP5KPDW Compact model with 5-1-0 trigger group and a folding stock. Other models HK MP5/10 Chambered in 10mm Auto. 5-1-0 trigger group and fixed stock. HK MP5/40 Chambered in .40 S&W. 5-2-1-0 trigger group and fixed stock. HK MP5PT .. HK MP5SFA2 .. HK MP5SFA3 .. HK 94 A2 Long barrel semi auto civilian firearm with fixed stock. HK 94 A3 Long barrel semi auto civilian firearm with collapsible stock. Derivatives HK MP5 PT "Plastic Training" model firing plastic ammunition. HK SMG Prototype improved MP 5. HK SP 5 2019 civilian HK MP 5 N A2. HK SP 5 K 2016 updated SP 89 with MIL-STD-1913 Picatinny Rail. HK SP 89 Modified MP 5 K in semi-auto only and with no stock. For export to USA as a pistol, but was banned from import in less than a year. Foreign CS/LS3 Chinese clone. GSG-5 German Sport Guns .22lr conversion. LDT HSG-94 Luxembourgian semi auto HK MP 5 A2. LDT HSG-94K Luxembourgian semi auto HK MP 5 K. OFB Anamika 9mm Indian clone. POF-4 PISTOL Pakistani POF produced semi auto HK MP 5 K. POF-5 PISTOL Pakistani POF produced semi auto HK MP 5 A2 (?). PTR 9 Series of US civilian firearms. RDTS MP5KSD Red Dog Target Supplies custom conversion. Special Weapons MP-10 US-made compact civilian carbine. Special Weapons SP-10 US-made civilian carbine. Submachine Gun, 9mm, L80A1 British service HK MP 5 K. Submachine Gun, 9mm, L90A1 British service HK MP 5 K A1. Submachine Gun, 9mm, L91A1 British service HK MP 5 A3. Submachine Gun, 9mm, L92A1 British service HK MP 5 SD3. T-94A Turkish civilian HK MP 5 A2. T-94K Turkish civilian HK MP 5 K. T-94P Turkish HK 94 A2. T-94SD Turkish civilian HK MP 5 SD2. Tihraga Sudanese MIC produced Tondar. Tondar Iranian DIO produced HK MP 5 A3. Tondar Light Iranian DIO produced HK MP 5 K.

Germany Weapons Cold War Period (1946 — 1990)

Infantry Weapons
Melee Weapons	Bayonet	[[]]
	Survival Weapon	[[]]
Sidearms	Pistol	HK 4 • P 11 • P 80
	Revolver	[[]]
	Machine Pistol	[[]]
Close Quarters	Personal Defense Weapon	MP 7 (A1 • A2)
	Submachine Gun	HK 54 • MP 5 (A1 • A2 • A3 • A4 • A5) • MP 60 • MP 61 • MP 64
	Shotgun (automatic)	[[]]
	Shotgun (semi-automatic)	HK 512 • HK CAWS
	Shotgun (manual-action)	[[]]
Primary Weapons	Assault Rifle (5.45/5.56)	HK 33 (A2 • A3) • G 41 (A1 • A2 • A3)
	Assault Rifle (other)	HK 36 • HK G 11 • IWK G 11
	Assault Carbine (5.45/5.56)	HK 53 • G 41 K
	Assault Carbine (other)	[[]]
	Battle Rifles	HK 41 • HK G3 (A1 • A2 • A3 • NA3 • A4 • A5 • A6 • A7 • A7A1) • G 1 • G 2 • G 3 (A1 • A2 • A3 • N A3 • A4 • A5 • A6 • A7 • A7 A1) • G 4
	Battle Carbine	G 3 K (A4 • A4 A1)
Automatic Support Weapons	Light Support Weapon	HK 11 • HK 13 • G 8 (A1)
	Light Machine Gun	[[]]
	General Purpose Machine Gun	HK 21 (A1 • E) • HK 23 • MG 1 • MG 2 • MG 3 (A1)
	Heavy Machine Gun	HK 25
Long Range	Anti-Materiel Rifle	[[]]
	Bolt-Action Rifle	[[]]
	Designated Marksman Rifle	HK 33 SG 1
Launchers	Grenade Launcher (Attachment)	[[]]
	Grenade Launcher (Standalone)	[[]]
	Disposable Rocket Launcher	[[]]
	Rocket Launcher	[[]]
	MANPADS	[[]]
Non-Lethal Weapons	Pistol	[[]]
Underwater Weapons	Sidearm	P11
	Rifle	[[]]
Explosives	Anti-Personnel Mines	[[]]
	Anti-Tank Mines	[[]]
	Offensive Grenades	[[]]
	Smoke Grenades	[[]]

Firearm Accessories
Weapon Sights	Collimator	[[]]
	Holographic	[[]]
	Iron	[[]]
	Night	BiV • DM 3
	Reflector	[[]]
	Telescopic	FERO-Z 24 • ZF 4x • ZF G3
Attachments	Flashlights & Lasers	[[]]
	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 Missile Launchers	[[]]
Anti-Tank Guided Missiles	[[]]
Grenade Machine Guns	[[]]
Howitzers	[[]]
Mortars	[[]]
Railroad Artillery	[[]]
Recoilless Guns	[[]]
Rocket Artillery	[[]]
Siege Artillery	[[]]

Land Vehicle Weapons
Vehicle Machine Guns	HK MG 5A1
40mm Tank Guns	[[]]
75mm Tank Guns	[[]]
76.2mm Tank Guns	[[]]
84mm Tank Guns	[[]]
94mm Tank Guns	[[]]
105mm Tank Guns	[[]]
120mm Tank Guns	[[]]
Howitzers	[[]]
Vehicle Autocannon	[[]]
ATGMs	[[]]

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	[[]]

Sources
Books	Online	Documents
	• heckler-koch.com