This article or section is for a series that is Ongoing, or currently on the air and thus is a continuous work in progress. Screencaps may not be immediately available and information may not be up to date.
The Smith & Wesson M&P pistol is the standard sidearm of S.H.I.E.L.D. agents in the series. The same pistol also shows up on several occasions in the hands of other characters.
Smith & Wesson M&P9 - 9x19mm
Smith & Wesson M&P Compact
Aside from the full-size variant, the Smith & Wesson M&P Compact is used by the field agents throughout the season as their preferred sidearm when the mission requires higher mobility.
Smith & Wesson M&P Compact - 9x19mm
CAA Tactical RONI
The CAA Tactical RONI is used by SHIELD assaulters as their main pistol-based carbine.
SHIELD assaulters escort Robbie in the middle of "Let Me Stand Next to Your Fire" (S4E03).
Glock 17
A Glock 17 with a stainless steel slide is used by Coulson after he and the others rescue Yo-Yo from Watchdogs near the end of "Uprising" (S4E03).
Glock 17 (3rd Generation) with stainless steel slide - 9x19mm
Coulson with the Glock 17 in "Uprising" (S4E03).
Orion Flare Gun
An Orion Flare Gun is used by Coulson during a hostage rescue mission in "Uprising" (S4E03).
Orion flare gun - 25mm
Coulson making an entrance in "Uprising" (S4E03).
SIG-Sauer P226
SIG-Sauer P226 pistols are seen used by Triad 49er soldiers in "The Ghost" (S4E01).
SIG-Sauer P226 - 9x19mm
The 49er erratically draws his sidearm in "The Ghost" (S4E01).
SIG-Sauer P228
A SIG-Sauer P228 is used by an armed rioter in the middle of "Uprising" (S4E03).
Two-tone SIG-Sauer P228 - 9x19mm
The P228 aimed at Gabe's head during a standoff in "Uprising" (S4E03).
Submachine Guns
Heckler & Koch UMP45
A Heckler & Koch UMP is used in "The Ghost" (S4E01) by an Aryan Brotherhood thug.
Heckler & Koch UMP .45 ACP
The AB thug opens fire at a perceived threat in "The Ghost" (S4E01).
IMI Micro Uzi
An IMI Micro Uzi is used by a Triad officer in "The Ghost" (S4E01).
IMI Micro Uzi with 20-round magazine - 9x19mm
The Triad officer opens fire on hired couriers in "The Ghost" (S4E01).
Ingram MAC-10
An Ingram MAC-10 with a barrel extension is seen in a flashback sequence in "The Good Samaritan" (S4E06) by an armed assassin.
MAC-10 with barrel extension - 9x19mm
You can see the barrel extension in "The Good Samaritan" (S4E06) when the assassin prepares to take aim.
The assassin opens fire at Robbie in a flashback sequence.
Assault Rifles
AR-15 carbine
AR-15 carbines are used by the Watchdogs in an ambush in "Let Me Stand Next to Your Fire" (S3E04).
Masked Watchdogs ambush Daisy, Simmons and James in "Let Me Stand Next to Your Fire" (S3E04).
Colt M4A1
A Colt M4A1 is used by a Watchdogs terrorist during an attack in Miami in the middle of "Uprising" (S4E03). SHIELD assaulters use them as one of their main weapons.
Colt M4A1 with carrying handle removed - 5.56x45mm
The Watchdogs terrorist with the M4A1 with no carry handle in "Uprising" (S4E03).
Colt M4A1 with 4 position collapsible stock, RIS foregrip, folding rear sight, and ACOG scope - 5.56x45mm
The discarded assault rifle on the ground at the end of "Lockup" (S4E05).
SHIELD assaulters with May and Mack at the end of "The Good Samaritan" (S4E06).
FN SCAR-L
The FN SCAR-L appears to be used by a Watchdogs terrorist in "Let Me Stand Next to Your Fire" (S3E04).
FN SCAR-L STD - 5.56x45mm NATO
A Watchdogs terrorist is about to be ambushed by Coulson at the end of "Let Me Stand Next to Your Fire" (S3E04).
Heckler & Koch G36C
Heckler & Koch G36C rifles are used by some of the Watchdogs in "Let Me Stand Next to Your Fire" (S4E04).
Heckler & Koch G36C with vertical foregrip - 5.56x45mm
A Watchdogs terrorist searches for intruders near the end of "Let Me Stand Next to Your Fire" (S3E04).
Shotguns
Mossberg 500 Cruiser
A Mossberg 500 Cruiser with an axe blade attached is used by Mack as his main weapon of choice.
Mossberg 500 Cruiser - 12 gauge
Mack circles around the containment chamber near the end of "Meet the New Boss" (S4E02).
Mack opens fire at a Watchdogs terrorist during an ambush at the end of "Let Me Stand Next to Your Fire" (S4E04).
Remington 870
A Remington 870 was used by the South Ridge Penitentiary warden in "Lockup" (S4E05).
Remington 870 Wingmaster with 20" Home Defense barrel - 12 gauge
The warden opens fire with the shotgun after seeing Coulson and May as monsters in "Lockup" (S4E05).
I.C.E.R. Small Arms
I.C.E.R. Pistol
The I.C.E.R. Pistol is used by all SHIELD forces when a non-lethal option is required at all costs.
Baby WE Hi-Capa 3.8 (Type 8)
Coulson with the I.C.E.R. pistol when May arrives with a SHIELD assault team near the end of "The Ghost" (S4E01).
Mack with the pistol used when he clears an empty corridor near the end of "Meet the New Boss" (S4E02).
Fitz nervously draws out his own sidearm.
Simmons grips her pistol while in hiding in "Let Me Stand Next to Your Fire" (S4E04).
I.C.E.R. Pistol Carbine
The I.C.E.R. Pistol Carbine is another weapon used all SHIELD forces when a non-lethal option is required at all costs.
A SHIELD assault team prepares for dynamic entry near the end of "The Ghost" (S4E01).
A SHIELD assaulter searches the deserted warehouse.
SHIELD assaulters secure the prison yard in "Lockup" (S4E05).
In this shot, you can see blue outlines on the pistol carbine, indicating that it's a non-lethal weapon in "The Good Samaritan" (S4E06).
Other
RPG-7
An RPG-7 is used in "The Ghost" (S4E01) by an Aryan Brotherhood thug.
RPG-7 - 40mm
An AB thug shoulders the RPG-7 in "The Ghost" (S4E01).