M16 (rifle)

M16 is the U.S. Military designation for a family of rifles derived from the Armalite AR-15. It is an assault rifle which fires NATO standard 5.56 mm ammunition. It has been the primary infantry rifle of the United States military since 1967, is in use by 15 NATO countries, and has been the most produced firearm in its caliber.

See also

• AR-15
• M4 Carbine
• M203 grenade launcher
• XM231/M231 Firing Port Weapon
• XM26 LSS shotgun
• XM29 OICW
• XM320 grenade launcher
• List of individual weapons of the U.S. Armed Forces
• List of weapons of the U.S. Marine Corps
• Diemaco C7
• Diemaco C8
• SAR-21
• AK-47
• AK-74