SDI Intro to Firearms (FFT 100)
False
True/False: It is common to have a hinged door on a double action pistol.
False
True/False: The blowback action is typically found in high-pressure semi-automatic pistol designs.
Blind Box Magazine
Which is another name for the internal box magazine.
The Priming Compound is Crushed Between the Cup and Anvil
What is the very first thing that happens when a primer is struck by the firing pin?
Double Stack
Please describe the magazine type shown in the image here:
Bolt Head, Barrel Extension, Rear Part of Breech, Delayed Rollers
"Mechanical Delay" Diagram
Chambering
"The chamber and bolt will form a container that fits the size and shape of the round and completely encapsulates the cartridge." This process describes which of the cycle of operations?
Diameter of the Gas Port, Length of the Barrel, Location of the Gas Port, Size of the Gas Port
"Tuning" a direct impingement gun includes modifying which of these areas of the gas system?
Floating Chamber
A .22LR conversion kit utilizes a ____________________, which allows the user to convert the action to a training round.
Fluted Chamber
A ___________________ is a design component of many blowback actions to allow for easier extraction.
Short-Stroking
A common malfunction in the lever action design is called:
Time Spent
A customer enters your facility and discusses their most recent hunt. This was strictly a friendly, nonprofessional conversation. According to the book, which of the following would you consider the use of time in your business environment as?
Removing the Firing Pin Assembly from the sleeve
An advanced procedure in cleaning a bolt action rifle is:
130
A suppressor can reduce the report of a rifle; usually less than or equal to ________ decibles (dB)
Welding and Heating Treating
A ventilated hood, bench grinder, and a heavy duty bench vise are items that are found in the _____________ area of the gun shop.
26,18
According to 26 U.S.C. S5845(a)(2), a "Firearm" is a shotgun that has been modified with an overall length less than ______ inches, or the barrel length is less than ______ inches
Know Your Target And What is Beyond It
According to the Intro to Firearms Technology course text, what is the fourth safety rule?
36
According to the text, a lathe bed should not be less than ______ inches in length.
High Volume Loading, Specialized Custom Loading, In-House Loading, For Specific Requirement
According to the text, the benefits of a custom loading area in a gunsmithing shop are:
Metallic Cartridges, Smokeless Propellant
All of the actions discussed in FTT 100 are meant to be used with _______________ and ___________________.
Bench Vise
Along with minimum tools, a beginning gunsmith or hobbyist must have a ____________ and a solid work bench.
Rotating Bolt, Falling Breechblock
Although they look similar, the AK-47 operates from a _____________ system, whereas the VZ-52 operates on a _______________ system.
Aperture
An _______________ is a small hole in the rear sight used to view the front sight, similar to a device that allows light to enter a camera and create a picture.
Federal Firearms License (FFL)
Before a gunsmith can work on firearms for others -in any capacity- he or she must first have a:
Choke Size
Both barrels on a side by side shotgun employ the same caliber, but the __________ can be different.
Stop; Interrupter
Both the _____________ and the _________________ are similar terms to the assembly that controls the feeding of cartridges from the magazine.
Flat
Break action firearms employ a _________ extractor to both eject and extract the cartridge.
Impact, Friction, Heat, Static Electricity, Electromagnetic Radiation
Choose all that apply. Primary Explosives are sensitive to ignition from:
Arrest the Travel of Hammer or Striker
During the cocking cycle of operations, the sears role is to ___________________ until the trigger moves the sear from its engagement.
Bullet, Gas Port, Muzzle
Dwell time starts when the ____________ passes the ___________________ and exits the ______________.
Detached and Fixed
Firearm magazines are categorized by which two major classifications?
Integral Lug on the Bottom of the Barrel to Guide the Barrel Downward
How does the locking lug system work on a CZ 75 firearm? The system uses an:
Barrels, Carrier, Lock Cylinder
In a Gatling system, the central shaft remains fixed while the ___________, _______________, and ______________ rotate around it.
F. Dumoulin
In the article titled, Gunsmithing Requires Innovation, the author had trouble finding reference material on which of the following barrel makers?
Bolt, Receiver
Locking Lugs on a gas operated action can be found in which of the following areas?
1. Bolt/Slide Catches 2. Safety/Selector Parts 3. Action Parts 4. Fire Control Group Parts 5. Takedown Levers/Pins
Match the firearm component with their correct description:
1. Helical 2. Belt-Fed 3. Detachable Tubular 4. Detachable Cylinder 5. Rotary 6. Horizontal
Match the following firearm model to its correct magazine type: 1. Calico M960 2. FN M249 SAW 3. SRM Arms 1216 4. Six12 5. Ruger 10/22 6. FN P90
1. Rounds are fed into the action and the crank is rotated 2. The second barrel is in it's 12 o'clock position and the first barrel in its 2 o'clock position 3. The first barrel moves into the 4 o'clock position while barrel 1 fires 4. The second barrel is in the 4 o'clock position and fires 5. The forth barrel is at the 2 o'clock position, and the first barrel is at the 8 o'clock position
Match the steps in the cycle of operation for a gatling gun with the correct description:
Take Up
Often with the ___________, only the trigger and possibly some linkage will move until the system engages the sear surfaces of the trigger and hammer.
Barrel Link
On a 1911 style pistol, it's important to rotate the ____________________ forward to remove the barrel from the slide housing.
Ejecting, Extracting
One of the benefits to the revolver is that ______________ and ________________ are rarely an issue.
John Pederson
Originally designed the hesitation lock delayed blowback action
Cylinder Stop
Revolvers lock when the _____________ engages a notch in the cylinder.
Outbuilding
Running electrical, setting up an inspection with your local office, and remodeling are all considerations for an ______________ gunsmith shop.
Plastic Residue
Shotgun Wad Solvent is specifically made to remove:
SET
Striker fire pistols will engage the striker into a _______ position without being fully cocked.
1862
The Gatling system was first patented in ____________.
Any Other Weapon (AOW)
The below image depicts which categories of weaponry as defined under NFA law? (Glock w/ Grip)
Helical
The ____________ magazine relies on a separator to organize the rounds within the magazine body.
Floating Chamber
The ____________ was designed to convert larger firearms caliber into calibers that are more economical and have less recoil.
Falling Block
The _____________ Falling-Block is considered one of the strongest firearm actions available on the market.
Casket
The _____________ magazine usually holds 60-100 rounds and includes additional followers.
Pump-Action
The _____________ shotgun is well-suited for a variety of tasks, to include competition, hunting, and military use.
M61 Vulvan
The ______________ was a gatlingun designed that was reintroduced after WWI.
Tilting Barrel
The ___________________ action means that the chamber end of the barrel moves down to unlock the chamber.
Removal of the Extractor and Extractor Spring
The advanced procedure of cleaning an AR-platform rifle bolt is:
Apartment
The diagram on page 19 is specifically designed for an ________ gun shop.
The Priming Compound is Ignited and Travels to the Propellant
The image below depicts which of the following steps in the firing process?
Robust, Heavy, High
The long recoil action is a ____________ design, with a _____________ barrel and bolt designed to withstand __________ power cartridges.
Tubular Magazine Capacity
The most common limitation of the pump action shotgun is the __________________.
Comb
The placement of a stock's _____________ is critical to assuring comfort and proper sight alignment.
True
True/False: A "clip" is used to feed rounds into the magazine.
True
True/False: According to the video, SDI Intro to Gunsmithing, the 1911 firearm can be found in double action configuration.
True
True/False: According to your assigned video, Setting Up Shop, a garage or a shed separate from your workbench can house larger equipment and machinery.
False
True/False: All types of rifling include both a "land" and a "groove" to impart spin on the projectile upon leaving the barrel.
False
True/False: Break-Action firearms can be locked automatically, but must be ejected manually.
False
True/False: The AR10 was the first rifle ever to use the direct impingement gas system.
False
True/False: The Kriss Vector is the only weapon that utilizes the off axis travel delayed action.
False
True/False: The difference between a 1911 Series 80 pistol and a Series 70 pistol is the addition of a dovetail front sight.
False
True/False: The drum magazine operates very similarly to a detached box magazine in that the follower and spring are compress to feed the system.
True
True/False: The reason why "modern" black powder/Pyrodex is so corrosive is because it leaves behind an acid element after firing.
Occupational Safety and Health Administration
What does OSHA stand for?
Deflagrate
What is another term for burning propellant?
Ensuring the Safety of the Weapon
What is the most important thing to remember when cleaning guns?
Slide Rail Cuts
When cleaning most polymer pistols, there are four (4) ___________________ that require lubrication.
Cylinder Stop
When cleaning revolvers, use a brass pick or the end of a wooden match to clean the __________________.
Rotating Barrel Short Recoil
Which design does the Beretta Px4 utilize?
Ability to use Pointed Bullets
Which of one of the drawbacks of the tubular magazine design?
Manually Aligning the Bolt Lugs into the Barrel Extension
Which of the following best describes the locking operation in a firearm?
Hinge Pin and Knuckle, Front Lug, Cocking Lever Pin
Which of the following parts of a break-open shotgun need an application of new gun grease?
SBR
Which type of firearm is depicted by the following image?
Cut Rifling
___________ produces precise rifling, and is used in high quality match grade barrels.
Loose Clothing, Rings, Watches, and Long Hair
Which items below must be kept away from machinery during operation?
Remington
Which manufacturer's name became synonymous with the Rolling-Block action?
Walther CCP
Which model of firearm uses the gas-delayed blowback design?
AK47, M1 Garand, IWI Tavor, FN M249 (SAW)
Which of the following firearm models utilize the long stroke piston system of operation?
Die Cutting
Which of the following is NOT a method of manufacturing firearm frames?
Barrel and Slide will move Rearward together, Locking Block with a Y-shapped cross section, Lugs that correspond to lugs on the action
Which of the following is a feature of the Bergmann falling locking block action?
Straight
Which of the following is not a type of delayed blowback action.
5
Which of the following labels steps in the semi-auto processes best fits the description below? "The energy from the cartridge is transferred to the bolt/slide, which overpowers the action spring and drives it rearward"
High Volume Central Vacuum System, Receiver Ducts
Which of the following systems are installed to filter air in the gun shop?
Chambering
Which step in the cycle of operations is depicted by the following image?
Extracting
Which step in the cycle of operations is depicted by the following image?
Dampness and/or Humidity
What is the major disadvantage of setting up a shop in the basement?
Winchester 1873 Lever Action
According to the video, SDI Intro to Gunsmithing, the "Gun That Won The West" is the:
Cartridge Stop
According to the video, SDI Intro to Gunsmithing, which mechanism of the 12 gauge pump ejects the shell?
Lift or Elevator
Action types that include a tubular magazine below the barrel rely upon a ______________ to feed the round into the chamber.
Large Calibers, Mounted Machine Guns
Chain operated type of weapons are generally restricted to:
1. Straight Pull 2. Mosin-Nagant 3. Lee Enfield 4. Mauser 5. Lever Action
Match Manual Design Types with Images
1. Roller Delayed Blowback 2. Gas Delayed Blowback 3. Lever Delayed Blowback 4. Hesitation Lock Delayed Blowback 5. Toggle Delayed Blowback 6. Chamber Ring Delayed Blowback
Match the Firearm Model with its corresponding action type: 1. H&K G3 2. Steyr GB 3. French FAMAS F1 4. REM Model 51 5. Pedersen TIE3 6. LWS-32
1. Combo/Cape 2. Drilling 3. Vierling
Match the description to the correct image.
Slam Fire
Older pump action designs allow you to cycle the action as the trigger is pressed. This is also called ___________________.
Rotated
On a bolt action firearm, the manual bolt may have to be ____________ in order to be locked.
Shoulder
Part of a barrel's chamber will contain a _____________ that allows the correct spacing of the cartridge.
Ammunition
The direct impingement system is heavily reliant upon:
Plunger
Straight pull actions will usually employ _________ -style ejectors.
Straight Blowback
The following picture depicts which type of action?
Underpowered and Overpowered
The gas operated action is able to work with _________________________ types of ammunition.
Floating Pin
The weight of the ______________ is critical in semi-automatic and automatic firearms.
True
True/False: Dynamic ejectors are typically spring driven and live in the bolt or breech face of the firearm.
False
True/False: If the firearm is on safe and the chamber is empty, you can point the weapon in any direction you want.
False
True/False: If the machine is in good working condition, making adjustments and taking measurements while the machine is running is completely acceptable?
False
True/False: In 1986, the Firearms Owners Protection Act allowed private citizens to purchase newly manufacture machine guns.
True
True/False: The Mosin Nagant uses a push-feed system from a fixed mag.
True
True/False: The advantage of the Gatling system is the high rate of fire without excessive heat and wear on the action and barrel.
True
True/False: The dynamic ejector is more reliable than static ejectors.
False
True/False: The feed sprocket on a chain operated gun features a U-shaped protrusion that moves the cartridges and empty casings.
False
True/False: The gas operated action relies upon the energy of the cartridge to drive the action rearward.
False
True/False: The open bolt operation is when the breech-lock is locked against the chamber and the breech is fully closed when the trigger is pressed.
False
True/False: The picture below depicts Rolling Block Action.
False
True/False: The short recoil operated action is one of the oldest recoil operation actions.
True
True/False: The toggle delayed blowback action should not be confused with toggle locked chamber action.
False
True/False: The toggle lock action was designed in 1952
Thin Operating Rod
What is one of the disadvantages of the short stroke piston gas operating system?