Special Agent Kurt Weller (Sullivan Stapleton) can be seen carrying a SIG-Sauer P226R as his sidearm with Jane Doe (Jaimie Alexander) using it on occasions. A NYPD bomb disposal officer (Mickey Solis) is also seen with one in "Pilot" (S01E01). Ex-Central Intelligence Agency intelligence asset Dodi Khalil (Ayman Samman) before Jane takes it from him. A P226R is used briefly a Russian Petrovich mafiya enforcer near the end of "Cede the Law" (S01E06).
SIG-Sauer P226
The SIG-Sauer P226 appears to be used by Weller and Jane Doe in continuity errors in the series. A Hudson University guard uses one in "In the Comet of Us" (S01E19).
SIG-Sauer P229R
A SIG-Sauer P229R is seen being used by Jane Doe in a firing range, which triggers flashbacks of her using the same weapon throughout "A Stray Howl" (S01E02). Secret Service agents use them as their main sidearm throughout "Cede your Soul" (S01E06). FBI Special Agent Tasha Zapata uses it, first seen in "In the Comet of Us" (S01E19). CIA Agent Russel Franklin (William Ragsdale) uses it in a confrontation near the end of "Swift Hardhearted Stone" (S01E20). FBI Special Agent William Patterson (Ashley Johnson) uses it as her main sidearm, also seen in the same episode.
SIG-Sauer P320 Full
A full-size SIG-Sauer P320 is seen carried by Weller, using it as his main sidearm in "In the Comet of Us" (S01E19), replacing his P226. This is one of the earliest appearances of the firearm in the television series or film.
Beretta 92FS
A Beretta 92FS is used briefly by Travis Robek (Adam David Thompson) during a confrontation with Jane Doe in the middle of "Eight Slim Grims" (S01E03). A Russian Petrovich mafiya enforcer fires one in a shootout near the end of "Cede the Law" (S01E06). Weller and Jane seize them from Rick Dotcom's bodyguards near the end of "Authentic Flirt" (S01E09). A gold plated version is used by Shohid Ahktar (Ajay Naidu) in "One Begets Technique" (S01E18). FBI AD Mayfair uses one from the FBI New York building's evidence room in "Of Whose Uneasy Route" (S01E21).
Colt Government Model
What appears to be a Colt Government Model is used by Jane throughout "Why Await Life's End?" (S01E23).
CZ P-09
A CZ P-09 pistol is seen with an armed man near the end of "Rules in Defiance" (S01E14).
Defense Distributed Liberator
A Defense Distributed Liberator 3D printed pistol appears to be used by Chao Zheng (Yung-I Chang) to fire at Weller and Jane Doe in "Pilot" (S01E01).
Glock 17
The Glock 17 is seen with FBI agents as their main sidearm. Jane Doe uses one in the show after she starts to help out the CIRG. A Draclyn militiaman uses it in a hostage situation near the end of "Sent on Tour" (S01E07).
Glock 19
A Glock 19 is used by NYPD officers as their main sidearm. One is used by USAF Major Robert Gibson (Robert Eli) as his sidearm briefly in "A Stray Howl" (S01E02). FBI Assistant Director Bethany Mayfair (Marianne Jean-Baptiste) uses one as her main sidearm.
Glock 26
A Glock 26 is seen with FBI AD Mayfair as her off-duty sidearm.
Jane Doe (Jaimie Alexander) is seen firing a stainless IMI Jericho 941 during a black and white flashback in "Pilot" (S01E01).
M1911A1
A stainless M1911A1 was used by a Dabbur Zann terrorist during a black site raid in "Split the Law" (S01E05). A non-stainless version was seen in the waistband of Russian Petrovich enforcer Misha Volkov (Christos Vasilopoulos) in "Cede your Soul" (S01E06). Oscar (Francois Arnaud) uses one near the end of "Evil Authentic Flirt" (S01E10) when he kills Tom Carter.
Ruger SR9c
A Ruger SR9c is used by Tasha in the middle of "Of Whose Uneasy Route" (S01E21).
Smith & Wesson 3913 "Ladysmith"
A Smith & Wesson 3913 "Ladysmith" is seen with Mayfair as her personal sidearm in "If Love a Rebel, Death Will Render" (S01E22).
A Cobray M11/9 is seen with an armed gunman in "Swift Hardhearted Stone" (S01E20). Carlos Wanzer (David Castaneda) is seen with one in "Of Whose Uneasy Route" (S01E21).
Heckler & Koch MP5A3
An UnSub in the opening raid appears to carry a Heckler & Koch MP5A3 in "Pilot" (S01E01). Travis Robek (Adam David Thompson) and Omar Moore (Ohene Cornelius) use MP5A3s during a robbery in "Eight Slim Grins" (S01E03). Later in the same episode Omar uses one until Jane takes it from him and uses it until the end. Hired gunmen working for CIA agent Franklin use them in "Swift Hardhearted Stone" (S01E20). FBI SWAT/HRT agents are seen using them as well.
Heckler & Koch MP5K-PDW
Travis Robek (Adam David Thompson) and an unnamed team member use Heckler & Koch MP5K-PDWs during the hospital raid in "Eight Slim Grins" (S01E03). After Weller incapacitates the unnamed team member he uses the MP5K until it runs out of ammunition. A Heckler & Koch MP5K-PDW is used by Special Agent Tasha Zapata (Audrey Esparza) near the end of "Split the End" (S01E05). A hired assassin uses on in the Secret Service motorcade ambush at the start of "Cede your Soul" (S01E06).
Heckler & Koch MP5SD
A Heckler & Koch MP5SD is used by a Dabbur Zann terrorist near the end of "Split the Law" (S01E05).
Heckler & Koch MP5SD5
A Heckler & Koch MP5SD5s are used by some FBI SWAT operators when raiding Cade's hideout in "Older Cutthroat Canyon" (S01E15).
IMI Uzi
Several IMI Uzis are used by Dabbur Zann terrorists throughout "Split the Law" (S01E05). A suppressed version is seen with an assassin in "Authentic Flirt" (S01E09).
IMI Mini Uzi
An IMI Mini Uzi is used (ironically) by some ISI agents near the end of "One Begets Technique" (S01E18) with one taken by Jane.
Ingram MAC-10
An Ingram MAC-10 was used by a hired assassin at the start of "Cede your Soul" (S01E06). Nicole Serrano (Katty Velasquez) uses one during a firefight in "Of Whose Uneasy Route" (S01E21).
Spectre M4
A Spectre M4 is used by Dabbur Zann terrorists throughout "Split the Law" (S01E05).
Rifles/Carbines
AK-47
The AK-47 is seen with various characters in the season.
An AK-74M is seen with some DZ terrorists in "Cease Forcing Enemy" (S01E11).
AKS-74U
An AKS-74U outfitted with rails was used by an ex-Navy SEAL turned robber before he gets killed in "Eight Slim Grims" (S01E03).
AKU-94
An AKU-94 was used by a Petrovich enforcer during a shootout with the CIRG team near the end of "Cede your Soul" (S01E06).
Colt LE Carbine
A Colt LE Carbine was used by Major Gibson as his main weapon near the end of "A Stray Howl" (S01E02). Weller and Reade later use them near the end of "Split the Law" (S01E05) and later on by Zapata in "Sent on Tour" (S01E07) after Jane finds them in a covert arms cache.
Colt M16A1 with A2 handgaurds
A Colt M16A1s with A2 handguards (representing the M16A2 or AR15) are used by Tim Scott (Joseph Goss) and Levi Hart (Charles Brice) during the Hudson University shootings in "In the Comet of Us" (S01E19).
Colt M16A4
A Colt M16A4 is used by a Petrovich enforcer near the end of "Cede your Soul" (S01E06).
Colt M4A1 Carbine
The M4A1 is used in the season by American military and law enforcement personnel. Special Agents Kurt Weller (Sullivan Stapleton) and Edgar Reade (Rob Brown) are seen carrying suppressed M4A1s in "Pilot" (S01E01). A few Dabbur Zann terrorists use suppressed M4A1s in a gunfight near the end of "Split the Law" (S01E05). Sometimes, they show up with various characters.
Colt Model 933
Zapata is seen carrying what appears to be a Colt Model 933 in "Pilot" (S01E01). Jane uses one taken from an arms cache throughout "Sent on Tour" (S01E07), which she also uses in "Swift Hardhearted Stone" (S01E20).
Ruger Mini-14GB-F
A Ruger Mini-14 GB-F is seen with a Dracyln militiaman in a gunfight in "Sent on Tour" (S01E07).
SIG-Sauer 516
The SIG-Sauer 516 rifle is seen sometimes in the season, taking the place of either the M4A1 or the LE Carbine.
SIG P556 SWAT / SG 550 hybrid
A SIG P556 SWAT assault rifle is used by two Dabbur Zann terrorists in a shootout near the end of "Split the Law" (S01E05).
Battle Rifles
Kel-Tec RFB
A Kel-Tec RFB is used by a Petrovich enforcer near the end of "Cede your Soul" (S01E06).
M14
A M14 is used by a Draclyn militiaman in "Sent on Tour" (S01E07).
An Ithaca 37 "Stakeout" shotgun was used by a Dabbur Zann terrorist in a rescue mission on a CIA black site in "Split the Law" (S01E05).
Remington 870 (MCS Masterkey)
A Remington 870 MCS was used briefly by Casey Robek at the start of "Eight Slim Grims" (S01E03) during a jewel store robbery.
Remington 870
They are seen in "Sent on Tour" (S01E07) with Draclyn anti-government militiamen and with the town sheriff in wood and synthetic furniture. One with an extended mag tube is used by Senator Patrick Lyman (David Alan Basche) in "Mans Telepathic Loyal Lookouts" (S01E17).
Sniper Rifles
Remington 700
A few Remington 700s are used by Draclyn militiamen throughout "Sent on Tour" (S01E07). Cade uses it to assassinate the handsome man in flashbacks as well as to assassinate Jane in "Older Cutthroat Canyon" (S01E15).
Grenades
Mk 2 hand grenade
A Mk 2 hand grenade is seen in "In the Comet of Us" (S01E19), being used in a homemade IED trap.
M26 hand grenade
A M26 hand grenade was used by a Petrovich mafiya enforcer, but not detonated in "Cede your Soul" (S01E06) before it was later used to destroy a fleeing truck used by the group.
M69 hand grenade
What appears to be a M69 hand grenade is seen in the tac vest of a Petrovich mafiya enforcer in "Cede your Soul" (S01E06).
M84 stun grenade
A M84 stun grenade is used by Officer Dunn in "Persecute Envoys" (S01E08) after getting into a shootout with Weller and Jane.
Others
RPG-7
A RPG-7s were seized by Petrovich enforcers from an unmarked Department of Homeland Security truck near the end of "Cede your Soul" (S01E06).
Small Arms Arsenal
A variety of small arms are shown to Jane Doe by Special Agent Weller at the start of "A Stray Howl" (S01E02).
Evidence Room
A variety of small arms are seen in the FBI's New York building in "Of Whose Uneasy Route" (S01E21).