NCIS: Los Angeles - Season 12

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=Pistols=
==Beretta 92FS==
The Beretta 92FS is seen on occasions with some characters.
 
==Beretta Px4 Storm Compact Inox==
The Beretta Px4 Storm Compact Inox is used in "Love Hurts" by Pietra Ray (Mariela Garriga).
==CZ-75==
The CZ 75 is seen with a Russian Air Force Tu-95 crew in "The Bear", likely meant to be in the place of the Grach pistol, which is being pressed into service in the Russian military as of 2020.
==Glock 17==
The Glock 17 is sometimes seen with various characters.
==Glock 17 (Full Auto)==
A Glock 17 modified to fire at full auto was used in "Russia, Russia, Russia" to stage an attack.
==IMI Uzi pistol==
The IMI Uzi pistol is seen in "The Noble Maidens".
==Makarov PM==
The Makarov PM is seen in "Can't Take My Eyes Off You".
==SIG-Sauer P229 E2==
The SIG-Sauer P229 E2 continues to be used by LA-based NCIS personnel.
==Smith & Wesson 539==
A stainless Smith & Wesson 539 is seen with Anatoli Kirkin (Ravil Isyanov) in "The Noble Maidens".
==Smith & Wesson M&P Shield==
The Smith & Wesson M&P Shield is used by CIA operative Vostanik Sabatino (Erik Palladino) in "Love Kills".
==Smith & Wesson SW1911 Performance Center==
Arkady Kolcheck (Vyto Ruginis) is seen with the Smith & Wesson SW1911 Performance Center in "The Noble Maidens".
=Submachine Guns=
==Cobray M11/9==
The Cobray M11/9 is seen with hired assassins in "Signs of Change".
==Heckler & Koch MP5==
The Heckler & Koch MP5 is seen inside the Office of Special Projects Armory.
==Heckler & Koch MP5A3==
A Heckler & Koch MP5A3 with an AR-based stock is used by Special Agent Fatima Namazi (Medalion Rahimi) as her primary weapon.
==Heckler & Koch MP5SD==
The Heckler & Koch MP5SD is seen inside the Office of Special Projects Armory.
==Heckler & Koch MP5K-PDW==
The Heckler & Koch MP5K-PDW is sometimes used in the season. 
==Heckler & Koch UMP==
The Heckler & Koch UMP is sseen in the OSP Armory.
==IMI Uzi==
The IMI Uzi is sometimes used in the season.
==Intratec TEC-9==
The Intratec TEC-9 is seen with one of the armed men accompanying Igor in "A Tale of Two Igors".
=Assault Rifles=
==AKM==
A hostile Tu-95 crewman uses an AKM in "The Bear".
==AKMSU==
The AKMSU is seen on occasions in the season.
==Colt M4A1==
The Colt M4A1 is the main assault rifle for American LE and military personnel in the season.
==Daniel Defense MK18==
The Daniel Defense MK18 is used by the NCIS LA team as their main weapon of choice.
thumb|none|450px|Factory Daniel Defense MK18 - 5.56x45mm NATO
==Enfield SA80==
The Enfield L85 is seen inside the OSP Armory at times.
==FAMAS==
The FAMAS is seen inside the OSP Armory at times.
=Shotguns=
==Benelli M1==
The Benelli M1 is seen in the OSP Armory at times.
thumb|none|450px|Benelli M1 Super 90 - 12 Gauge
==Mossberg 500==
The Mossberg 500 is seen with Federal Bureau of Prison officers chasing fugitives in "Raising the Dead".
==Mossberg 500 Cruiser==
The Mossberg 500 Cruiser is seen with Federal Bureau of Prison officers chasing fugitives in "Raising the Dead".
=Machine Guns=
==Afanasev-Makarov AM-23==
The Afanasev-Makarov AM-23 is seen with a Russian Air Force Tu-95 in "The Bear".
==General Dynamics GAU-22/A==
The General Dynamics GAU-22/A is seen with USAF F-35 Lightning IIs making a fly-by in "A Tale of Two Igors".
==Pontiac M39==
The Pontiac M39 is seen with USAF F-5s making an intercept in "The Bear".
=Sniper Rifles=
==DPMS TAC20==
The DPMS TAC20 is used again as the team's main sniper rifle, last seen in the 8th season of NCIS LA.
==F&D Defense FD308==
The F&D Defense FD308 makes a return with the team.
==Remington Model 700==
The Remington Model 700 is likely seen in the OSP Armory.
==Unknown==
=Grenades=
==Model 7290 flashbang grenade==
The Model 7290 flashbang grenade is used when non-lethal methods are required.
=Others=
==OSP Armory==
Category:Crime
Category:Covert-ops
Category:Detective
Category:Drama
Category:Espionage
Category:Mystery
Category:Television
Category:Thriller