Infantry Weapons

M60 general-purpose machine gun

Also known as
  • M60
  • Machine Gun, 7.62-mm, M60
  • M60 GPMG
  • The Pig

The M60 is a U.S.-origin 7.62x51 mm NATO belt-fed general-purpose machine gun built for ground, tripod, vehicle, and aircraft-mounted fire support. U.S. records document M60 use from Vietnam through Iraq and Afghanistan, while later conflict reporting shows legacy guns turning up with non-state armed groups in Nigeria, Colombia, and Haiti.

Role in Conflicts

Side
United States and South Vietnam
Role in conflict
Infantry squad and patrol machine-gun fire support

U.S. Army personnel records for Medal of Honor recipient Don Sloat identify him as an M60 machine gunner in the Republic of Vietnam in 1969-1970, documenting the weapon's infantry fire-support role in the war.

Role in conflict
Captured infantry machine-gun fire support

Boko Haram/JAS and ISWAP media showed rare M60 machine guns, including a reported example with Nigerian Army markings, indicating captured or diverted 7.62 mm belt-fed weapons reused for insurgent infantry fire support.

Role in conflict
Dissident-held infantry fire support

Colombian police reported seizing an M60 machine gun in a January 2023 arsenal they said belonged to Estado Mayor Central FARC dissidents, documenting the weapon as dissident-held fire-support equipment rather than confirmed battlefield firing.

Role in conflict
Illicit heavy machine-gun firepower

UNODC told the Security Council in April 2024 that Haiti's gang attacks showed increased gang firepower and that UNODC had recorded use of higher-calibre weapons including the M60 machine gun.

Profile / Specs

Profile

Origin
United States
Type
7.62 mm general-purpose machine gun
Service note
Cold War-era design with continued M60-family production and upgrade support
Designer
U.S. Army small-arms development program
Designed
1950s; fielded in 1957
Produced
1957-present for M60-family production and upgrades

Specifications

Caliber
7.62x51 mm NATO
Operation
Gas-operated, air-cooled, disintegrating-link belt-fed weapon firing from an open bolt
Weight
23 lb (10.43 kg) for the baseline M60 in the U.S. Army operator manual
Length
43.5 in (1.1 m) overall for the baseline M60
Maximum effective range
1,100 m
Cyclic rate of fire
Approximately 550 rounds per minute for the baseline M60
Muzzle velocity
2,800 ft/s (853 m/s)
Variants

M60-family designations cover the original infantry gun, vehicle and aircraft mounts, lighter infantry rebuilds, and modernized M60E4/Mk 43 and M60E6 production or conversion standards.

VariantConfigurationDesignation notes
M60DMounted door, vehicle, and naval gun

The mounted version uses spade grips and ring-sight features; U.S. Ordnance describes the enhanced M60D as a mounted M60E4/Mk 43 derivative for boats, vehicles, and helicopter door-gun positions.

Sources: Life and Times of the M60, M60D

M60E2Solenoid-fired coaxial gun

Small Arms Defense Journal describes the M60E2 as a solenoid-fired variant developed for tanks and helicopter gunships.

Sources: Life and Times of the M60

M60E3Lighter infantry configuration

The M60E3 reduced weight and moved to recognizable fore and aft pistol grips with a receiver-mounted bipod, but the redesign had reliability compromises.

Sources: Life and Times of the M60

M60E4 / Mk 43 Mod 0Naval special-warfare and improved infantry gun

Saco Defense developed the E4 retrofit package for Naval Special Warfare requirements, with deliveries beginning in late 1994 under the Navy Mk 43 Mod 0 designation.

Sources: Life and Times of the M60, About U.S. Ordnance

M60E6Current U.S. Ordnance production standard

U.S. Ordnance lists the M60E6 as a 7.62x51 mm NATO M60-family weapon with updated features and ongoing production support.

Sources: M60E6, About U.S. Ordnance

Ammunition Fired

The M60 family fires 7.62x51 mm NATO ammunition from disintegrating metallic-link belts.

AmmunitionAmmunition typeFiring evidence
7.62x51mm NATO cartridge, NATO-standard rifle and machine-gun cartridge, Munitions7.62x51mm NATO cartridgeNATO rifle and machine-gun cartridge

The U.S. Army operator manual identifies the M60 as a 7.62 mm machine gun and describes disintegrating metallic-link belted feeding for the weapon.

Sources: TM 9-1005-224-10 Operator's Manual for Machine Gun, 7.62-mm, M60

Timeline

M60 general-purpose machine gun Key Events

  1. M60 fielded

    The M60 entered U.S. service as a 7.62 mm NATO general-purpose machine gun after post-World War II development work.

    Sources: Life and Times of the M60

  2. Documented in Vietnam infantry service

    U.S. Army records identify Don Sloat as an M60 machine gunner in the Republic of Vietnam, illustrating the gun's infantry patrol role.

    Sources: Specialist Four Don Sloat Medal of Honor Recipient

  3. Recorded during Operation Desert Shield

    A National Archives/DVIDS record documents an M60 manned by a U.S. soldier during Operation Desert Shield.

    Sources: Operation Desert Shield M60 Machine Gun Image

  4. M60E4 deliveries begin

    Saco Defense began quantity deliveries of M60E4 guns and parts kits to U.S. Naval Special Warfare units, which received the Mk 43 Mod 0 designation.

    Sources: Life and Times of the M60

Media
Related Weapon Systems
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PKM/PK, 7.62 mm general-purpose machine gun, Infantry WeaponsInfantry WeaponsPKM/PK7.62 mm general-purpose machine gunThe PK and lighter PKM are Soviet-designed, belt-fed 7.62x54R general-purpose machine guns used from bipods, tripods, vehicles, remote weapon stations, and improvised mounts. Their low weight for the class, non-disintegrating belt feed, quick-change barrel concept, and wide licensed-production base make the family a recurring infantry fire-support weapon in recent conflicts, with documented rows here covering Ukraine, Yemen, Syria, Iraq, Mali, Lake Chad, Gaza, Afghanistan, and Turkey's conflict with the PKK.

Sources