How the Military Buys Its Guns: Procurement, Contracts & Politics (2026)

Last updated May 2026 · By Nick Hall, firearm historian covering small-arms procurement from the M1 Garand trials through the current Next Generation Squad Weapon program. Sourced from Government Accountability Office reports, the Army Acquisition Support Center record, C.J. Chivers’s The Gun, and Robert McNamara’s memoir of his time at Defense.

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How the Military Buys Its Guns: Procurement, Contracts & Politics

Every American service rifle of the last hundred years — the M1 Garand, the M14, the M16, the M4, the new XM7 Spear — was chosen the same way: a competition the engineers thought was about ballistics, a contract the politicians thought was about jobs, and a fielding decision the soldiers had to live with. Sometimes the best gun won. Sometimes the second-best gun won because the best gun was built in the wrong congressional district. Sometimes a barely-finished design beat a proven competitor because someone leaned on the program office. Once in a while, when the war turned hot and the casualty lists arrived, a rifle that had won fair-and-square got recalled because nobody had thought to chrome-line the chamber.

This guide walks through how American small-arms procurement actually works, why the process produces the outcomes it produces, and what the great procurement fights of the last century reveal about the gap between an engineering competition and a political one. We cover the formal acquisition cycle, the famous programs that defined modern American infantry (M1 Garand, M14, M16, M9, M17, NGSW), and the reason the civilian descendants of all of these — the rifles you can still buy and shoot today — trace back to procurement decisions made in rooms most American gun owners have never heard of. For the warfare side of the same story — how these adoption decisions reshaped how wars were fought — see our companion guide on how firearms changed warfare.

Sources cited throughout: U.S. Government Accountability Office (GAO) reports on weapons systems acquisition, the Federal Acquisition Regulation (FAR), C.J. Chivers’s The Gun (2010), Robert McNamara’s In Retrospect: The Tragedy and Lessons of Vietnam (1995), Williamson Murray and Allan Millett’s A War to Be Won (2000), the Army Acquisition Support Center, Springfield Armory National Historic Site, and the U.S. Army Heritage and Education Center.

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Major US Service Weapon Adoptions at a Glance

The table below covers the major American service rifle and sidearm adoptions of the modern era, the manufacturer that won, the competing design that lost, and the political or doctrinal reason the result went the way it did. Patterns repeat: a small-shop inventor produces something brilliant, a large-shop manufacturer with congressional ties produces something good enough, and the contract is decided as much by industrial-base politics as by trials performance.

Year	Program / Weapon	Winner	Loser(s)	Why it actually won
1903	Krag replacement (rifle)	Springfield M1903	Lee Rifle Company designs	Mauser-pattern design infringed Mauser patents; US later paid $250,000 in royalties
1911	New service pistol	Colt M1911 (.45 ACP)	Savage Model 1907	Browning’s design completed grueling 6,000-round endurance test without failure
1936	Semi-automatic rifle	M1 Garand (.30-06)	Pedersen T1E1	Garand’s gas system more reliable; .276 Pedersen blocked by MacArthur for ammo standardization
1957	NATO standard rifle	M14 (7.62×51)	FN FAL, AR-10	Domestic manufacturing base; political pressure to keep production in Springfield Armory
1964	Vietnam emergency adoption	M16 (5.56×45)	M14 (incumbent)	McNamara’s intervention after M14 jungle-warfare failures; Stoner’s design forced through
1985	Sidearm replacement (MHS)	Beretta M9 (9mm NATO)	SIG P226	Identical trial scores; SIG’s bid was higher on the spare-parts line item
1994	M16 shortened	M4 carbine	(no real competition)	Special operations demand for shorter weapon; Colt incumbent contract
2017	Modular Handgun System	SIG M17 / M18 (P320)	Glock 19X variant	SIG’s modular grip module + lower bid; Army avoided redrawing infrastructure for Glock
2022	Next Generation Squad Weapon	SIG XM7 / XM250 (6.8×51)	Textron, General Dynamics	SIG’s conventional brass-case design vs Textron’s polymer case; manufacturing risk preferred

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How the Procurement Process Actually Works

The formal process for buying a new American service rifle has eight steps in textbook form and roughly forty in practice. A service — usually the Army, but sometimes the Marine Corps acting independently — identifies what the Pentagon calls a capability gap. The current rifle cannot defeat the new threat. The current sidearm is wearing out. The 5.56 NATO round will not punch through modern Russian body armor at 300 yards. Whatever it is, someone writes a Capabilities Production Document, the Joint Requirements Oversight Council reviews it, and the program is born.

From there a Request for Proposals goes out. The RFP specifies the minimum performance bar (range, accuracy, magazine capacity, weight, ambidextrous controls, mounting interfaces), the testing regime the rifles will be subjected to, the unit cost ceiling, and the production-base capacity required — a service rifle program has to be able to deliver hundreds of thousands of units, often within twelve to eighteen months of contract award. Vendors who cannot demonstrate manufacturing capacity at that scale never make the down-select, regardless of how good their rifle shoots. This is the first political filter that engineers tend to underestimate: small-shop brilliance routinely loses to large-shop adequacy because the Army cannot wait three years for a boutique manufacturer to tool up.

The trials phase is the part the public sees, partially. Test rifles arrive at Aberdeen Proving Ground in Maryland or at Fort Bragg or at Camp Pendleton, and they are subjected to extended-fire endurance trials (typically 6,000 to 10,000 rounds), drop tests, mud tests, sand tests, salt-water immersion, temperature-cycling, and accuracy testing at known distances. The results are quantitative. The GAO has access to them. Congress does not always, and the manufacturers being tested almost never see their competitors’ detailed scores until well after the award is announced.

The award itself is governed by the Federal Acquisition Regulation, the multi-thousand-page document that controls every dollar the federal government spends on goods and services. The FAR is also where the lobbying happens. Set-aside provisions favor American manufacturers. Domestic content rules require a percentage of components produced inside U.S. borders. Best Value scoring lets the contracting officer weight non-price factors. Each of these is a lever, and each lever has a lobbyist attached to it. The legal framework around private gun ownership of these designs lives in the National Firearms Act; the civilian-market differences are in military vs civilian firearms.

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The M1 Garand Contract: How a Government Arsenal Built the Best Battle Rifle of WWII

The M1 Garand procurement is the gold-standard example of how the process is supposed to work. John Cantius Garand, a Canadian-born inventor working at the federal Springfield Armory in Massachusetts, had been refining a semi-automatic rifle design since 1919. His chief competitor inside the Army’s small-arms development pipeline was John Pedersen, whose rival design used a smaller and more efficient .276 cartridge that produced lower recoil, lighter ammunition, and arguably better suppressive fire capability. By 1932 the Army had run extensive head-to-head trials and Pedersen’s rifle was performing slightly better.

Then General Douglas MacArthur, then Army Chief of Staff, killed it. MacArthur’s argument was logistics: the United States already had millions of rounds of .30-06 ammunition in stockpiles, plus the entire production base tooled to make it. Adopting a new caliber would mean writing off the stockpile, retooling the ammunition plants, and accepting a multi-year capability gap during the transition. Garand’s rifle in .30-06 won not because it was the better design on the trials sheet — Pedersen’s arguably was — but because it solved the strategic problem without creating a logistics one.

The Garand entered production at Springfield Armory in 1936 and at Winchester under contract starting in 1939. By V-E Day in 1945 Springfield and Winchester had produced over 4 million Garands, equipping every U.S. infantry unit in both theaters. General George S. Patton’s famous assessment — “the greatest battle implement ever devised” — is the kind of quote that gets used loosely, but the engineering record supports it. The Garand was the only semi-automatic rifle issued as standard infantry weapon to any major combatant in the Second World War. The Wehrmacht had the Gewehr 43; the Red Army had the SVT-40; both were produced in tens of thousands, not millions. Williamson Murray and Allan Millett argue in A War to Be Won that the Garand’s force-wide adoption was the single largest small-arms firepower advantage held by any army of the war.

For the civilian market, the Civilian Marksmanship Program (CMP), a federally chartered organization, still distributes original GI-issue M1 Garands to qualified American shooters. Original receivers, original wood, real history you can fire on a range. Our used M1 Garand buyer’s guide walks through the CMP grades and what to inspect before paying for a 75-year-old service rifle.

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M14 to M16: The Textbook Procurement Fiasco

The M14 program is the procurement disaster every defense acquisition officer is supposed to study. The Army began looking for a Garand replacement in the late 1940s, with three goals: select-fire capability, lighter ammunition, and a detachable magazine. Trials ran from 1947 through 1957 and at various points included the Belgian FN FAL, the British EM-2, and ArmaLite’s revolutionary AR-10 designed by Eugene Stoner.

The AR-10 was the best rifle. Stoner’s design used aluminum forgings, a direct-impingement gas system, a plastic stock and pistol grip, and weighed two and a half pounds less than its competitors. At Aberdeen in 1956 it outshot the M14 prototype, the FN FAL, and every other entrant. It also failed catastrophically on the final endurance test when a barrel ruptured — an aluminum-and-steel composite barrel design that had been requested specifically by the test board, against Stoner’s own recommendation. The failure was the test board’s fault and Stoner protested it, but the political damage was done. The M14 won. Springfield Armory got the contract. Production began in 1959.

The M14 was a fine traditional battle rifle and a poor jungle weapon. In Vietnam, beginning in 1962, the M14’s weight, length, and full-power 7.62 NATO cartridge made it badly suited to short-range jungle engagements against enemy troops armed with shorter, lighter, select-fire AK-47s. American casualties grew. McNamara, having reviewed combat reports and trials data, made one of the most controversial procurement decisions in American history: he ordered the Army to halt M14 production and adopt Stoner’s later AR-15 design as the M16. The AR-15 had by then been adopted in limited numbers by the Air Force and was performing well in Vietnam in those small-scale trials.

Then the M16 rollout went badly wrong. The Army’s Ordnance Corps, still smarting from McNamara having forced an outside design on them, made a series of decisions that turned a good rifle into a death trap. They switched the propellant from the IMR powder Stoner had designed around to a dirtier ball powder that fouled the gas tube. They cancelled chrome-lining the chamber, which made the rifle vulnerable to corrosion in jungle humidity. They did not issue cleaning kits with the rifles. They told troops the M16 was “self-cleaning.” Casualty reports from 1967 included accounts of Marines and soldiers killed with field-stripped rifles in their hands, cleaning rods extended, trying to clear a stuck case while under fire. A 1967 Congressional inquiry — the Ichord Subcommittee — documented in painful detail what had happened. The fixes — chrome lining, IMR powder, cleaning kits issued universally — were implemented from 1968 forward. C.J. Chivers’s The Gun remains the definitive account of this entire episode, and Eugene Stoner’s role in it is covered in our profile of Stoner. The civilian descendant of the corrected M16, the modern AR-15, is documented in the history of the AR-15 and the buyer’s market in our used AR-15 guide.

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The Beretta M9 Trials: How Identical Scores Picked a Winner

By the early 1980s the Colt M1911A1, the standard American sidearm for 70 years, was being retired. The new requirement: a 9mm pistol firing the NATO-standard 9×19 cartridge, with greater magazine capacity than the M1911’s seven-round single-stack and modern double-action safety features. The Joint Service Small Arms Program ran from 1981 to 1984 and tested nine pistols from seven manufacturers, including SIG, Beretta, S&W, Walther, H&K, and FN.

The final down-select came to the Beretta 92F and the SIG P226. Both pistols passed every reliability and accuracy test. Both produced acceptable maintenance and durability scores. The trial board declared the two pistols technically tied. The contract went to Beretta because Beretta’s bid, including spare parts, was approximately three dollars per pistol cheaper. SIG protested. Congress investigated. The GAO eventually published a 1986 review titled Military Handgun Procurement: Information on the Department of Defense’s Acquisition of the M9 Handgun that found the process had been technically correct — Beretta did meet the contract requirements, the spare-parts difference was real — but observed that the Italian government had also offered to base U.S. military aircraft at an Italian air base on terms favorable to U.S. interests, and that this offset arrangement may have influenced the outcome in ways the trials sheets did not capture.

The M9 served as the standard American sidearm from 1985 to 2017. It had genuine problems — slide cracks during early production, magazine reliability issues in dusty environments — that came up repeatedly in the Iraq and Afghanistan campaigns. Marines began carrying privately-purchased Glocks in the field as workarounds. The Italian-built service pistol that was supposed to last forty years got replaced after thirty-two. Our coverage of the civilian market for the M9’s descendants lives in best Beretta pistols.

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The MHS Program: How SIG Beat Glock for the M17 / M18 Contract

The Modular Handgun System program ran from 2015 to 2017 and was, by most accounts, the cleanest American small-arms procurement in living memory. The Army wanted a new sidearm with modularity (interchangeable grip modules sized for different hand sizes), threading for suppressors, ambidextrous controls, and the ability to mount a red-dot optic out of the box. SIG Sauer entered the P320 platform. Glock entered a modified Glock 19X. Beretta tried to keep the M9 alive with the M9A3. The final down-select was SIG vs Glock.

The trials results were close. SIG won on the bid by approximately $103 million over the ten-year program, primarily because SIG’s modular fire-control unit meant the Army did not need to maintain separate parts inventories for two grip sizes — one removable, replaceable polymer grip module covered the entire range. Glock protested. The GAO denied the protest in early 2017, finding the Army’s evaluation of SIG’s price advantage and SIG’s modular approach to be defensible. The first M17s and M18s were fielded to the 101st Airborne Division in late 2017.

The post-fielding story is messier. SIG’s P320 platform, on which the M17 is based, has been the subject of multiple uncommanded-discharge lawsuits in the civilian market. The Army’s military version has additional drop-safety modifications that the civilian P320 originally lacked, and the Army has reported a much lower incidence of unintended discharges than the civilian platform. The technical question of whether the military version is meaningfully safer than the civilian one remains debated among shooters and shooting-incident lawyers. Our 1,500-round test of the civilian-market M17 equivalent sits in our SIG M18 / P320 review.

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NGSW: The XM7 Spear and the End of 5.56 (Maybe)

The Next Generation Squad Weapon program is the largest U.S. infantry small-arms procurement since the M16. The Army’s stated requirement: defeat modern Russian and Chinese body armor at distances the 5.56×45 NATO round cannot reliably reach. After thirty years of asymmetric counterinsurgency operations, the Pentagon was preparing for a return to peer-on-peer combat where the enemy’s individual soldier wore Level III or Level IV body armor that the M4’s 5.56 ball ammunition could not penetrate beyond 100 yards.

The competition ran from 2018 to 2022 and produced three finalists: SIG Sauer’s XM7 rifle and XM250 automatic rifle (conventional brass-case cartridge in a new 6.8×51 caliber); General Dynamics’ RM277 rifle (polymer-cased ammunition for weight reduction); and Textron’s CTSAS rifle (case-telescoped polymer-cased ammunition, an entirely novel cartridge architecture). Textron’s design was the most engineering-aggressive: cartridges that were significantly lighter and shorter than conventional ammunition, allowing greater carried loadout for the same weight. The risk was manufacturing scale — could Textron actually produce billions of these novel cartridges per year? General Dynamics offered a middle path. SIG offered the lowest-risk option: conventional brass cases, conventional manufacturing, just a new caliber.

SIG won, with an initial contract value of up to $4.7 billion over ten years. The choice was a classic procurement-versus-engineering trade-off. Manufacturing risk beat performance promise. The XM7 is heavier than the M4 it partially replaces. The 6.8×51 cartridge produces noticeably sharper recoil. The rifle is more expensive per unit. What it does — punch through Level IV body armor at distances the M4 can only dream about — is real, demonstrable, and on the trials data sheet. Whether the broader doctrinal premise holds (do peer adversaries really wear Level IV at scale? is the 6.8×51’s extra recoil acceptable for new recruits? does the heavier ammo defeat the dismounted soldier’s effective load?) is what the next ten years of fielding will answer. Our coverage of the civilian-market MCX Spear, which is mechanically very close to the XM7, sits in our MCX Spear LT review.

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Why the Military Doesn’t Always Get the Best Gun

The recurring pattern across a century of American small-arms procurement is that the rifle on the trials sheet is not always the rifle that wins, and several non-engineering factors explain why. Industrial base preservation is the largest. The Army has, since 1794, treated the maintenance of a domestic small-arms manufacturing capability as a national-security interest in its own right, separate from the question of which rifle is best. This is why Springfield Armory operated as a federal facility until 1968, why Colt and Winchester have received sustaining contracts long past their competitive primes, and why the M14 won over the FN FAL despite the FAL arguably being the better rifle. A foreign manufacturer winning a U.S. service rifle contract has never happened in American history.

Congressional district politics is the second factor. A service rifle contract worth several billion dollars over a decade will support thousands of manufacturing jobs in a specific geographic location. Members of Congress whose districts contain those jobs will fight to keep them. They cannot directly choose the rifle, but they can shape the RFP (requiring features only one vendor offers), they can attach amendments to the appropriations bill that constrain the program office’s choices, and they can call inspector general investigations against decisions that go against their preferred vendor. Every modern American small-arms program has been shaped, somewhere, by this pressure.

Sustainability and total cost of ownership are the third. A rifle costs $1,000-2,500 to purchase. It costs another $5,000-10,000 across its service life to maintain, repair, retrain on, and feed with ammunition. A program office that selects a rifle 10% better on the firing line but 25% more expensive to maintain is making the wrong overall decision, even if the trials sheet says otherwise. This is the dimension where engineers and procurement professionals most often talk past each other, and where the GAO’s reports are most useful. The cost-of-ownership story of why a service rifle ends up costing what it does is covered in how gun pricing works.

Finally, doctrine inertia. The Army’s institutional preferences are conservative in the literal sense: they conserve. The Ordnance Corps did not like that McNamara forced the M16 on them, partly because they had not designed it. The same institutional muscle memory still exists, and it shows up most clearly in how slowly even technically-superior weapons get adopted. The piston-driven AR-15 variant has been mechanically more reliable than the direct-impingement M4 in dust trials for fifteen years, and yet the M4 remains the service standard because the manufacturing base, the training pipeline, the parts inventory, and the institutional muscle memory all favor the incumbent. Engineering does not always beat institutional inertia, and the procurement record over a century shows it usually does not.

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NATO Standardization and Why It Matters

One factor that overrides every domestic political consideration above, in theory, is NATO ammunition standardization. The point of NATO is that an American GI under fire in the Fulda Gap could grab a magazine of 5.56 from a British soldier next to him and use it in his American rifle, and that a French soldier could feed his FAMAS from a Belgian ammunition crate. This requires that every NATO member’s infantry rifles share the same primary cartridge dimensions and chambering. Without that, allied operations dissolve into logistics chaos.

The system is, in practice, both more and less robust than it looks. The 7.62×51 NATO and 5.56×45 NATO cartridges are genuinely interchangeable across member nations. A pallet of M855 ammunition produced by Lake City Army Ammunition Plant in Missouri can be issued to a Lithuanian infantryman without anyone re-engineering anything. But the political fight to establish which cartridge would be standard NATO was vicious. The British developed the .280 British (7×43) in the late 1940s — an intermediate cartridge that was, by most subsequent analysis, the right call for infantry combat at the ranges where infantry combat actually happens. The Americans insisted on full-power 7.62 NATO based on Pacific Theater range studies that overestimated typical infantry engagement distances. The British capitulated to keep alliance unity, NATO adopted 7.62, and twenty years later the American adoption of 5.56 in the M16 effectively conceded that the British had been right.

The current NGSW 6.8×51 cartridge is a complication for NATO standardization. It is not a NATO standard. It is an American cartridge designed for an American requirement, and the question of whether other NATO members will adopt it — or whether the U.S. will eventually field 6.8 alongside 5.56 in a two-cartridge configuration — is unresolved. Our coverage of how civilian preference tracks the military caliber landscape sits in most popular rifle calibers in America, and the broader landscape of foreign infantry small arms in the most popular military small arms in the world.

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Civilian Versions of Military Guns

Almost every successful American service weapon of the last 120 years has produced a civilian descendant that is still in production today. The M1911 left service in 1985 and remains, in civilian custom-shop and production-line variants, one of the bestselling handguns in America. The M1 Garand was civilianized by the Civilian Marksmanship Program and is still distributed to qualifying American shooters. The M14 was civilianized as the Springfield Armory M1A, still in production. The M16 became the modern AR-15, the bestselling rifle pattern in American history. The Beretta M9 became the civilian Beretta 92FS. The SIG M17 became the SIG P320 (with civilian-market drop-safety updates).

The pattern is consistent: civilian-market availability follows military adoption by roughly two to five years, and the civilian variant typically differs from the service version in three ways. First, the civilian variant is usually semi-automatic only — the select-fire selector lever is removed or pinned, in compliance with the Hughes Amendment to the 1986 Firearm Owners Protection Act. Second, certain features required by the military but not legal for civilian sale — short barrels, suppressor threads under the original NFA framework — are altered. Third, some safety features either added or removed depending on the manufacturer’s read of civilian-market liability. The full breakdown of what actually changes lives in military vs civilian firearms.

For collectors and shooters interested in original GI-issue examples, the market exists at multiple price points. Original M1 Garands run $1,000-2,500 through CMP. Original 1911s in good condition run $1,500-4,000 depending on era and arsenal. M14s are extremely rare in genuine GI form due to the Hughes Amendment restrictions on registered transferable machine guns; the Springfield M1A is the practical civilian equivalent. Original M16s in transferable form run upwards of $25,000 due to the 1986 registration freeze. Modern AR-15s are available at every price tier from $500 budget builds to $3,000+ premium rifles — see best AR-15 rifles, cheap AR-15 options, and the ammunition market in best AR-15 ammo.

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The Bottom Line

American small-arms procurement is two things at once. It is an engineering competition, conducted in serious detail at Aberdeen and the trials boards, that produces a quantitative ranking of rifles. And it is a political contest, conducted in committee rooms and lobbyist offices, that produces a contract award. The intersection of those two processes is what the American infantry actually carries into combat. Sometimes the engineering wins outright (the M1 Garand). Sometimes politics overrides engineering (the M14 over the AR-10). Sometimes engineering forces the political hand under wartime pressure (the M16 in 1964). Sometimes a procurement decision looks defensible at the time and ages poorly (the M9). Sometimes a procurement decision looks suspicious at the time and ages well (the M17). The record over a century is that the better-rifle-wins outcome happens roughly two-thirds of the time.

For an American civilian shooter, the practical takeaway is that the rifles you can buy today — the AR-15, the M1A, the SIG P320, the Beretta 92FS, the CMP Garand — are not arbitrary products of the firearms industry. They are direct civilian descendants of specific Army acquisition decisions made decades ago in rooms most gun owners have never heard of, and the choices made in those rooms shaped the entire American firearms market that exists today. The companion story of how those rifles changed warfare itself lives in how firearms changed warfare.

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Related Guides

• How Firearms Changed Warfare — the companion pillar covering how these adoption decisions reshaped tactics and doctrine.
• Military vs Civilian Firearms — what actually differs between service rifles and their civilian descendants.
• The History of the AR-15 — the post-procurement civilian evolution of the M16 family.
• Eugene Stoner — the engineer behind the AR-10, AR-15, AR-18, and the rifle that won Vietnam.
• Used M1 Garand Buyer’s Guide — how to acquire an original GI Garand through the CMP pipeline.
• Used 1911 Buyer’s Guide — the civilian market for America’s longest-serving sidearm.
• Used AR-15 Buyer’s Guide — the M16’s civilian descendant on the secondary market.
• SIG M18 / P320 Review — the M17/M18’s civilian sibling, full 1,500-round test.
• SIG MCX Spear LT Review — the civilian-legal sibling of the XM7 NGSW rifle.
• Best Military Sniper Rifles — service sniper systems from Vietnam to present.
• Most Popular Military Small Arms in the World — the global landscape beyond U.S. service.
• What Is the National Firearms Act — the regulatory framework that governs civilian access to military-derived weapons.

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Sources and Further Reading

• C.J. Chivers, The Gun (Simon & Schuster, 2010) — the definitive history of the AK-47 and M16 programs.
• Robert S. McNamara, In Retrospect: The Tragedy and Lessons of Vietnam (Times Books, 1995).
• Williamson Murray and Allan R. Millett, A War to Be Won: Fighting the Second World War (Belknap Press, 2000).
• U.S. Government Accountability Office, Military Handgun Procurement: Information on the Department of Defense’s Acquisition of the M9 Handgun (1986).
• U.S. Government Accountability Office, Army Acquisition: Various reports on Modular Handgun System and Next Generation Squad Weapon programs (2017-2023).
• Federal Acquisition Regulation (FAR), Title 48 Code of Federal Regulations.
• Army Acquisition Support Center publications.
• U.S. Army Heritage and Education Center (Carlisle Barracks, Pennsylvania).
• Springfield Armory National Historic Site (Springfield, Massachusetts).
• The Ichord Subcommittee Report on M16 problems in Vietnam (1967).

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Military Firearm Procurement Questions

Why does the US military procurement process take so long to adopt new firearms?

The procurement process layers operational testing, evaluation, source selection, contracting, and acceptance across multi-year timelines. The M17 Modular Handgun System program ran from initial requirements in 2008 to fielding in 2017 — a 9-year cycle. The justification for the timeline is risk reduction: the military buys hundreds of thousands of units per program, and a design defect discovered after fielding would be far more expensive than the multi-year evaluation. Civilian firearm market cycles run at one-tenth the program duration.

How does the military test a candidate firearm before adoption?

Testing typically includes accuracy at multiple ranges, durability over tens of thousands of rounds, environmental exposure across temperature and humidity bands, drop and impact testing, and human-factors evaluation by representative end users. The M17 program included over a million rounds across the candidate firearms during evaluation. The civilian-market equivalents of major military firearms have benefited from these testing programs in the form of design refinements that flow into commercial production.

Does the military buy from a single vendor or maintain competition?

Major procurement programs typically award to a single vendor for the primary contract while maintaining qualifying-source agreements with alternative vendors. The single-source model reduces logistics complexity and unit pricing through volume. Alternative qualification keeps the alternative vendors in production for parts, accessories, and surge capacity. The MHS program awarded the primary contract to Sig Sauer with alternative qualification retained for other vendors.

What happens to firearms when the military retires a model?

Retired firearms typically pass through demilitarization — destruction of the receivers — to prevent transfer into civilian or foreign markets. A subset may be sold to allied governments under foreign military sales agreements. A smaller subset of historical or particularly notable firearms may be retained for museum display. The bulk of retired US military small arms in recent decades has been destroyed rather than released to commercial channels, contrasting with practices in some allied nations.

Frequently Asked Questions