The
United States Army
The United States Army (USA) is the primary Land warfare, land service branch of the United States Department of Defense. It is designated as the Army of the United States in the United States Constitution.Article II, section 2, clause 1 of th ...
uses various equipment in the course of their work.
Small arms
Firearms
Explosives
Artillery
Vehicles
MRAP vehicles
The Pentagon bought 25,000
MRAP
Mine-Resistant Ambush Protected Vehicle (MRAPV), also known as MRAP vehicle, is a type of armoured personnel carrier that is designed specifically to withstand land mines, improvised explosive device (IED) attacks, and ambushes to save troops' li ...
vehicles since 2007 in 25 variants through rapid acquisition with no long-term plans for the platforms. The Army plans to divest 7,456 vehicles and retain 8,585. Of the total number of vehicles the Army is to keep, 5,036 are to be stored, 1,073 are used for training, and the remainder are spread across the active force. The
Oshkosh M-ATV
The Oshkosh M-ATV is a mine-resistant ambush protected (MRAP) vehicle developed by the Oshkosh Corporation for the MRAP All Terrain Vehicle (M-ATV) program. Intended to replace Humvee#Expanded capacity, M1114 HMMWVs (Humvee), it is designed to pro ...
will be kept the most at 5,681 vehicles, as it is smaller and lighter than other MRAPs for off-road mobility. The other most retained vehicle will be the
Navistar MaxxPro Dash with 2,633 vehicles and 301 Maxxpro ambulances. Other MRAPs such as the
Cougar
The cougar (''Puma concolor'') (, ''Help:Pronunciation respelling key, KOO-gər''), also called puma, mountain lion, catamount and panther is a large small cat native to the Americas. It inhabits North America, North, Central America, Cent ...
,
BAE Caiman
The Caiman is a mine-resistant ambush-protected vehicle with a V-hull design based on the Family of Medium Tactical Vehicles (FMTV) and Low Signature Armored Cab (LSAC), initially developed by Stewart & Stevenson and now produced by BAE Sy ...
, and larger MaxxPros will be disposed.
Vehicle-mounted weapons
* The M249 SAW, M240, MK 19, and M2 machine guns can be mounted on vehicles.
*
BGM-71 TOW
The BGM-71 TOW ("Tube-launched, Optically tracked, wire-guided missile, Wire-guided", pronounced ) is an American anti-tank missile. TOW replaced much smaller missiles like the SS.10 and ENTAC, offering roughly twice the effective range, a more ...
mounted on Humvee and JLTV variants, as well as
M2 and
M3 Bradley
The M3 Bradley cavalry fighting vehicle (CFV) is an American tracked Armoured reconnaissance, armored reconnaissance vehicle manufactured by BAE Systems Platforms & Services (formerly United Defense). A member of the Bradley Fighting Vehicle ...
* The
M134 Minigun
The M134 Minigun is an American 7.62×51mm NATO six-barrel rotary machine gun with a high rate of fire (2,000 to 6,000 rounds per minute). It features a Gatling-style rotating barrel assembly with an external power source, normally an electric ...
fires 7.62mm ammunition at 3,000 to 4,000 rpm.
* The
M3P Machine Gun, an M2 variant with a higher rate of fire mounted on the
Avenger Humvee.
* The
GAU-19
The GAU-19/A (GECAL 50) is an electrically driven, three-barrel rotary heavy machine gun that fires the .50 BMG (12.7×99mm NATO) cartridge.
Technical specifications
The GAU-19/A is designed to accept standard NATO .50 caliber M9-linked ammuni ...
, a rotary gun that fires .50 caliber ammunition. Mounted on Humvees and helicopters.
* The
M230 Autocannon fires 30×113mm ammunition at 625 rounds per minute. It is mounted on the
AH-64 Apache
The Hughes/McDonnell Douglas/Boeing AH-64 Apache ( ) is an American twin-turboshaft attack helicopter with a tailwheel-type landing gear and a tandem cockpit for a crew of two. Nose-mounted sensors help acquire targets and provide night vis ...
and
UH-60 Black Hawk Direct Action Penetrator helicopters.
* The
M242 Autocannon fires 25×137mm ammunition at 200 rounds per minute. It is one of the primary armaments of the
Bradley Fighting Vehicle
The Bradley Fighting Vehicle (BFV) is an American continuous track, tracked armored fighting vehicle of the United States developed by FMC Corporation and now manufactured by BAE Systems Land & Armaments, formerly United Defense. It is named for ...
and is one of a variety of anti-air and anti-surface naval armaments.
Aircraft
The U.S. Army operates some fixed-wing aircraft and many helicopters.
*
Number of aircraft
As of 4 April 2019, the Army has;
*193 – Fixed-wing/STOL aircraft +
*3,372 – Rotary-wing/helicopters =
*3,565 – Total crewed aircraft +
*10,441 – UAVs/UCAVs/drones =
*14,006 – Grand total of aircraft
Vessels
The Army also operates several vessel classes.
Uniforms
Body armor
Field equipment
Modular sleep system

The Modular Sleep System (MSS) is a sleeping bag kit part of the
Extended Cold Weather Clothing System
The Extended Cold Weather Clothing System (ECWCS ) is a protective clothing system developed in the 1980s by the United States Army Natick Soldier Research, Development and Engineering Center, Natick, Massachusetts. The first generation ECWCS con ...
(Gen I to Gen III) used by the
United States Army
The United States Army (USA) is the primary Land warfare, land service branch of the United States Department of Defense. It is designated as the Army of the United States in the United States Constitution.Article II, section 2, clause 1 of th ...
and manufactured by Tennier Industries. It consists of a camouflaged, waterproof, breathable bivy cover, a lightweight patrol sleeping bag, and an intermediate cold-weather sleeping bag (note that the color differs depending on the vintage of the gear). Compression sacks are included to store and carry the system. The MSS is available in a variety of camouflage patterns. The patrol bag provides weather protection from . The intermediate bag provides cold weather protection from . Combining the patrol bag and intermediate bags provides extreme cold weather protection in temperatures as low as . The bivy cover can be used with each of three MSS configurations (patrol, intermediate, or combined) to provide environmental protection from wind and water. The sleeping bags are made of ripstop nylon fabrics and continuous-filament polyester insulation; the camouflage bivy cover is made with waterproof, breathable, coated, or laminated nylon fabric; the compression sacks are made with water-resistant and durable nylon fabrics.
3D printing
In November 2012, the U.S. Army developed a tactical
3D printing
3D printing, or additive manufacturing, is the construction of a three-dimensional object from a CAD model or a digital 3D model. It can be done in a variety of processes in which material is deposited, joined or solidified under computer ...
capability to manufacture critical components on the battlefield rapidly.
Additive manufacturing is now a capability at
Rock Island Arsenal
The Rock Island Arsenal comprises 946 acres (383 ha) and is located on Arsenal Island, originally known as Rock Island, on the Mississippi River between the cities of Davenport, Iowa, and Rock Island, Illinois. It is home to the United Stat ...
where parts can now be manufactured outside a factory including:
*M1A1 Abrams tank turret
*40 mm grenade launcher
Future acquisitions
The U.S. Army has announced plans to replace numerous weapons in its arsenal, such as the
M4 Carbine
The M4 carbine (officially Carbine, Caliber 5.56 mm, M4) is a 5.56×45mm NATO assault rifle developed in the United States during the 1980s. It is a shortened version of the M16A2 assault rifle. The M4 is extensively used by the US mi ...
and
M2 Bradley IFV
The M2 Bradley, or Bradley IFV, is an American infantry fighting vehicle that is a member of the Bradley Fighting Vehicle family. It is manufactured by BAE Systems Land & Armaments (formerly United Defense) and entered service in 1981, with fie ...
.
See also
*
Biological weapon
Biological agents, also known as biological weapons or bioweapons, are pathogens used as weapons. In addition to these living or replicating pathogens, toxins and Toxin#Biotoxins, biotoxins are also included among the bio-agents. More than 1,2 ...
*
Bomb
A bomb is an explosive weapon that uses the exothermic reaction of an explosive material to provide an extremely sudden and violent release of energy. Detonations inflict damage principally through ground- and atmosphere-transmitted mechan ...
*
Chemical weapon
A chemical weapon (CW) is a specialized munition that uses chemicals formulated to inflict death or harm on humans. According to the Organisation for the Prohibition of Chemical Weapons (OPCW), this can be any chemical compound intended as ...
*
Equipment of the United States Armed Forces
The equipment of the United States Armed Forces includes: weapons, ammunition, vehicles, and attire. Weapons such as, M4A1 rifles, M2 machine guns, and more have been used. Ammunition includes .50 caliber, and more. Vehicles such as Humvees and M1 ...
*
Equipment of the United States Air Force
The equipment of the United States Air Force can be subdivided into: aircraft, ammunition, weapons, and ground vehicles.
Munitions
Weapons
Vehicles
Aircraft
* List of active United States Air Force aircraft
*List of active United States mil ...
*
Equipment of the United States Coast Guard
Watercraft Cutters
Originally, the Coast Guard used the term ''cutter'' in its traditional sense, as a type of small sailing ship.
Larger cutters, over in length, are controlled by Area Commands, the Atlantic Area or Pacific Area. Smaller cutt ...
*
Equipment of the United States Marine Corps
*
Equipment of the United States Navy
The equipment of the United States Navy has been subdivided into: watercraft, aircraft, munitions, vehicles, and small arms.
Surface ships
Commissioned surface ships and submarines (arranged by class and displacement)
Patrol boats
Landin ...
*
Explosive
An explosive (or explosive material) is a reactive substance that contains a great amount of potential energy that can produce an explosion if released suddenly, usually accompanied by the production of light, heat, sound, and pressure. An ex ...
*
Improvised explosive device
An improvised explosive device (IED) is a bomb constructed and deployed in ways other than in conventional warfare, conventional military action. It may be constructed of conventional military explosives, such as an artillery shell, attached t ...
*
List of bullpup firearms
The following is a list of firearms designed in a bullpup (i.e., action behind firecontrol/trigger group) configuration.
See also
*Semi-automatic shotgun
*Automatic shotgun
*Combat shotgun
*List of combat shotguns
*List of multiple-barrel fir ...
*
*
Military
A military, also known collectively as armed forces, is a heavily armed, highly organized force primarily intended for warfare. Militaries are typically authorized and maintained by a sovereign state, with their members identifiable by a d ...
*
Nuclear warfare
Nuclear warfare, also known as atomic warfare, is a War, military conflict or prepared Policy, political strategy that deploys nuclear weaponry. Nuclear weapons are Weapon of mass destruction, weapons of mass destruction; in contrast to conven ...
*
Radiological warfare
In physics, radiation is the emission or transmission of energy in the form of waves or particles through space or a material medium. This includes:
* ''electromagnetic radiation'' consisting of photons, such as radio waves, microwaves, ...
*
Strategy
Strategy (from Greek στρατηγία ''stratēgia'', "troop leadership; office of general, command, generalship") is a general plan to achieve one or more long-term or overall goals under conditions of uncertainty. In the sense of the " a ...
*
United States hand grenades
The military of the United States has used many different types of hand grenades since its foundation.
High explosive, fragmentation, and blast Mk I
The Mk 1 grenade was introduced in 1917 during World War I. A multistep arming process on the de ...
*
War
War is an armed conflict between the armed forces of states, or between governmental forces and armed groups that are organized under a certain command structure and have the capacity to sustain military operations, or between such organi ...
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Weapon
A weapon, arm, or armament is any implement or device that is used to deter, threaten, inflict physical damage, harm, or kill. Weapons are used to increase the efficacy and efficiency of activities such as hunting, crime (e.g., murder), law ...
*
Weapons of Mass Destruction
A weapon of mass destruction (WMD) is a Biological agent, biological, chemical weapon, chemical, Radiological weapon, radiological, nuclear weapon, nuclear, or any other weapon that can kill or significantly harm many people or cause great dam ...
References
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United States Army
The United States Army (USA) is the primary Land warfare, land service branch of the United States Department of Defense. It is designated as the Army of the United States in the United States Constitution.Article II, section 2, clause 1 of th ...
Equipment
Equipment most commonly refers to a set of tool
A tool is an Physical object, object that can extend an individual's ability to modify features of the surrounding environment or help them accomplish a particular task. Although many Tool use by ...