3p051c Pretest For EOC Volume 2

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| Attempts: 40 | Questions: 67
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1. Your first inspection for a weapon with a weapon  will not feed malfunction on the M2 machine gun is to check

Explanation

The first inspection for a weapon with a weapon that will not feed malfunction on the M2 machine gun is to check if the cover is completely down and latched. This is important because if the cover is not properly closed and secured, it can cause feeding issues and malfunctions in the weapon. Ensuring that the cover is fully down and securely latched helps to maintain the proper functioning of the M2 machine gun.

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About This Quiz
3p051c Pretest For EOC Volume 2 - Quiz

This pretest assesses knowledge on the M4 Carbine, covering muzzle velocity, mechanical assemblies, maintenance checks, and operational safety.

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2. Which gauge kit is used to test the barrel erosion on the M2 machine gun

Explanation

The M2 machine gun is a heavy machine gun used by the U.S. military. The question asks which gauge kit is used to test the barrel erosion on the M2 machine gun. The M16A1 is not a gauge kit, but rather a type of rifle. Therefore, it is likely that the question is incomplete or not readable, as it does not provide a correct answer.

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3. Which cycle of operation of the m9 pistol occurs as the slide moves forward and a round is stripped from the top of the magazine?

Explanation

During the cycle of operation of the M9 pistol, the feeding stage occurs as the slide moves forward and a round is stripped from the top of the magazine. This stage involves the mechanism that feeds the round into the chamber of the pistol, preparing it for firing. The feeding process ensures that a fresh round is loaded and ready to be fired when the trigger is pulled.

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4. This 12 gauge breaching cartridge is used to gain access through 

Explanation

The 12 gauge breaching cartridge is specifically designed to gain access through light doors and entryways. It may not be effective against heavy steel reinforced doors or armored vehicles.

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5. Thinking weapons nomenclature, which button is located on the right side of the receiver, above and ahead of the trigger guard?

Explanation

The correct answer is the disassembly button. This button is located on the right side of the receiver, above and ahead of the trigger guard. It is used to disassemble the weapon for cleaning or maintenance purposes.

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6. The barrel assembly of the m203 is chambered for which type of 40 millimeter grenade launcher ammunition?

Explanation

The barrel assembly of the M203 is chambered for low velocity 40 millimeter grenade launcher ammunition. This means that the ammunition used in the M203 travels at a lower velocity compared to high velocity ammunition. Low velocity ammunition is typically used for shorter range engagements, while high velocity ammunition is used for longer range engagements.

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7. The test or inspection on the M4 carbine for a failure to a chamber malfunction requires an inspection of the action spring. what is the free length of the action spring on the M4 carbine?

Explanation

The correct answer is 10 1/16 in to 11 1/4 in. This is the range of the free length of the action spring on the M4 carbine that needs to be inspected for a failure or chamber malfunction.

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8. Which part of M3 machine gun tripod provide a front support for the weapon

Explanation

The tripod head of the M3 machine gun tripod provides a front support for the weapon. It is responsible for holding and stabilizing the gun in place, allowing for accurate aiming and firing. The tripod head is designed to securely hold the weapon and absorb recoil, ensuring that the gun remains steady during operation.

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9. When inspecting the barrel assembly of the M240B machine gun check for bulges, bends, burrs obstructions or pits in the

Explanation

When inspecting the barrel assembly of the M240B machine gun, it is important to check for any bulges, bends, burrs, obstructions, or pits in the chamber or bore. This is because any of these issues can affect the performance and accuracy of the weapon. Bulges, bends, or pits in the chamber or bore can cause problems with the chambering and extraction of rounds, while burrs or obstructions can interfere with the smooth movement of the bullet. Therefore, ensuring that the chamber or bore is free from any of these issues is crucial for the proper functioning of the M240B machine gun.

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10. This m249 round of ammunition is distinguished by its seven petal rosette crimp and violet tip

Explanation

The given correct answer is "m200 blank". The explanation for this answer is that the m200 blank round of ammunition is characterized by its unique features, such as the seven petal rosette crimp and violet tip. This type of ammunition is specifically designed for training purposes or for creating noise and visual effects without the presence of an actual projectile. It does not contain a bullet and is considered safe for use in certain scenarios where live ammunition is not required.

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11. M240b machine gun ammunition feeds from a bandoleer that holds how many rounds of ammunition?

Explanation

The m240b machine gun ammunition feeds from a bandoleer that holds 100 rounds of ammunition.

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12. During the feeding cycle operation for the M240B machine gun actuating rollers move the feed lever side to side which in turn does what

Explanation

During the feeding cycle operation for the M240B machine gun, the actuating rollers move the feed lever side to side. This movement of the feed lever causes the feed paws to move, which is responsible for picking up and positioning the ammunition belt. Therefore, the correct answer is "Moves the feed paws."

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13. What is the maximum range for the M240B machine gun?

Explanation

The maximum range for the M240B machine gun is 3725 meters. This means that the gun is capable of firing accurately at targets up to a distance of 3725 meters.

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14. You have experienced a short recoil malfunction and found improper gap space in the gas rings. to prevent this from happening again, the bolt rings should be staggered approximately

Explanation

The correct answer is 1/3 turn apart. Staggering the bolt rings approximately 1/3 turn apart helps to prevent a short recoil malfunction and ensures proper gap space in the gas rings. This allows for efficient gas seal and reliable cycling of the firearm.

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15. Which would be a primary cause for a failure to feed in the M240B machine gun?

Explanation

Insufficient gas pressure can be a primary cause for a failure to feed in the M240B machine gun. The M240B operates using gas pressure to cycle the action and feed the next round into the chamber. If there is not enough gas pressure, the action may not cycle properly, resulting in a failure to feed. This can be caused by various factors such as a clogged gas port, a malfunctioning gas regulator, or issues with the gas system components.

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16. What type of headspace does the m249 automatic rifle have?

Explanation

The M249 automatic rifle has a fixed headspace. This means that the distance between the face of the bolt and the base of the cartridge case is set and cannot be adjusted. This fixed headspace ensures consistent and reliable functioning of the firearm.

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17. If you replace the bolt carrier key, how many rounds of blank or ball rounds should be fired to ensure a seal is created?

Explanation

To ensure a seal is created when replacing the bolt carrier key, it is recommended to fire 3 to 8 rounds of blank or ball rounds. This is necessary to allow the key to properly settle and create a tight seal, ensuring optimal functioning of the firearm.

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18. This part of the m249 automatic rifle moves on the guide rail fixed to the right side of the receiver and pulls moving parts rearward

Explanation

The cocking handle assembly is responsible for moving the moving parts of the M249 automatic rifle rearward. It is designed to slide on the guide rail fixed to the right side of the receiver, allowing it to pull the moving parts back. This action helps to load a new round into the chamber and prepare the rifle for firing.

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19. Which is the standard round used in the M16A2 and M4 series weapons and also linked and used in the M249

Explanation

The correct answer is "cartridge, 5.56 mm, ball, M855." The M855 is the standard round used in the M16A2 and M4 series weapons and is also linked and used in the M249. It is a 5.56 mm ball cartridge, which means it is a standard full metal jacket round used for general purpose applications.

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20. What is the approximate muzzle velocity for the M4 Carbine?

Explanation

The approximate muzzle velocity for the M4 Carbine is 2970 Feet per second (Fps).

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21. When checking the headspace of the M2 machine gun if go end of Headphase gauge enters freely all the way to the ring and no go end does not enter then headspace is 

Explanation

The correct answer is "Correct". This means that the headspace of the M2 machine gun is within the acceptable range. The go end of the Headphase gauge should enter freely all the way to the ring, indicating that the headspace is not too tight. Additionally, the no go end should not enter, indicating that the headspace is not too loose. Therefore, if these conditions are met, the headspace is considered correct.

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22. The free length of the m9 recoil spring should not be less than?

Explanation

The correct answer is 5 in. The free length of the M9 recoil spring should not be less than 5 inches. This is because the recoil spring plays a crucial role in absorbing and controlling the recoil of the firearm. If the free length is too short, it may not provide enough resistance to effectively manage the recoil, leading to potential issues with accuracy and reliability. Therefore, it is important to ensure that the free length of the M9 recoil spring is at least 5 inches.

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23. The slide of you M9 pistol does not lock fully forward. what is the probable malfunction?

Explanation

The probable malfunction for the slide of the M9 pistol not locking fully forward is that the locking block and the lugs are cracked, burred, or broken. This means that there is damage to the mechanism responsible for locking the slide in place, causing it to not fully engage and secure the slide in the forward position.

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24. You must replace the barrel of the m9 pistol if you find pitting in the bore area that exceeds

Explanation

If pitting is found in the bore area of the M9 pistol, it is necessary to replace the barrel if the pitting exceeds one land in width and 3/8 inch in length. This means that if the pitting is wider than the width of one land (the raised area between the grooves) and longer than 3/8 inch, it is considered excessive and the barrel should be replaced.

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25. What is the difference between the mossberg 12-guage models 500 and 590 shotgun?

Explanation

The correct answer is that the Mossberg model 590 has a detachable heat shield. This means that the heat shield on the model 590 can be easily removed, while the model 500 may not have this feature.

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26. Which part of the M9 pistol sits between the firing pin striker and the firing pin?

Explanation

The firing pin block is the part of the M9 pistol that sits between the firing pin striker and the firing pin. It is designed to prevent accidental discharges by blocking the firing pin from moving forward unless the trigger is pulled. This safety mechanism ensures that the pistol will only fire when intentional pressure is applied to the trigger, enhancing the overall safety of the firearm.

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27. What type of choke does the mossberg 12 gauge models 500 and 590 shotgun have?

Explanation

The Mossberg 12 gauge models 500 and 590 shotguns have a cylinder choke. This means that the shotgun barrel has a bore diameter that remains constant throughout its length, resulting in a wide shot pattern. This type of choke is suitable for close-range shooting and is often used for home defense or hunting in dense cover where a wider spread of shot is desired.

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28. Which m240b machine gun assembly provides feeding, stripping, chambering, firing, extraction, and ejection of cartridges using projection propelling gas for power?

Explanation

The bolt and operating rod assembly is responsible for providing feeding, stripping, chambering, firing, extraction, and ejection of cartridges using projection propelling gas for power. This assembly is crucial for the functioning of the M240B machine gun as it controls the entire firing process and ensures the smooth operation of the weapon.

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29. Which 12 gauge shotgun cartridge contains a pyrotechnic projectile in a corrugated plastic case with brass plated steel base

Explanation

A bird scare cartridge is the correct answer because it is a type of 12 gauge shotgun cartridge that contains a pyrotechnic projectile. This projectile is housed in a corrugated plastic case with a brass plated steel base. Bird scare cartridges are commonly used to scare away birds from agricultural fields or airports without causing harm to them.

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30. You have an unknown malfunction on your MK 19 machine gun won't shoot. what is the first thing you should do

Explanation

Performing a function check to locate the specific problem is the first thing you should do when you have an unknown malfunction on your MK 19 machine gun that won't shoot. This involves following a systematic process to check various components and functions of the gun, such as checking the ammunition, ensuring the safety is off, inspecting the firing mechanism, and verifying that all parts are properly assembled. By conducting a function check, you can identify the specific issue causing the malfunction and take appropriate steps to address it, whether it requires clearing the weapon, changing the barrel, or turning it in for maintenance.

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31. If the slot in the bolt of the MK 19 machine gun is deformed at what percentage must you replace the bolt

Explanation

If the slot in the bolt of the MK 19 machine gun is deformed, it is crucial to replace the bolt at a percentage of 50%. This means that if the slot is damaged or distorted beyond this threshold, it is necessary to replace the bolt entirely. This ensures the proper functioning and safety of the machine gun, as any deformation beyond 50% could lead to malfunctions or failures during operation.

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32. When conducting the preventive maintenance checks and services on the receiver of the MK 19, how many welded pins are you verifying are present

Explanation

The question is asking how many welded pins should be present when conducting preventive maintenance checks and services on the receiver of the MK 19. The correct answer is three. This means that during the maintenance checks, the person should verify that there are three welded pins present on the receiver.

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33. What is the correct sequence when performing the firing pin protrusion test on the m203 grenade launcher?

Explanation

The correct sequence when performing the firing pin protrusion test on the M203 grenade launcher is to first cock the launcher, then move the barrel forward, followed by removing the self-locking screw, and finally squeezing the trigger. This sequence ensures that the firing pin protrusion is tested accurately and safely.

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34. Personnel may use hollow point ammunition where not prohibited by geneva convention, status of forces agreement or 

Explanation

The correct answer is host nation requirements. Personnel may use hollow point ammunition only if it is not prohibited by the host nation's requirements. This means that the use of hollow point ammunition is dependent on the regulations and laws set by the country where the personnel are operating.

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35. In which air force technical order (AFTO) will you find PMCS procedures for the M203

Explanation

The correct answer is 11W3-9-4-2. This is because the question asks for the air force technical order (AFTO) that contains the PMCS (Preventive Maintenance Checks and Services) procedures for the M203. The specific AFTO mentioned, 11W3-9-4-2, is the one that contains the required information.

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36. On the shotgun, the serial number is located on the

Explanation

The correct answer is receiver because the receiver is the main part of the shotgun that houses the firing mechanism and other important components. It is typically made of metal and is located at the rear of the shotgun. The serial number is usually engraved or stamped on the receiver for identification and tracking purposes.

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37. Out to how many meters can and K19 machine gun provide a defense units with automatic high explosive fire support

Explanation

The K19 machine gun can provide defense units with automatic high explosive fire support up to a distance of 2212 meters.

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38. Which assembly houses the trigger assembly, sear, hammer assembly, selector lever, rifle grip, bolt catch and buttstock assembly

Explanation

The lower receiver and buttstock assembly houses various components including the trigger assembly, sear, hammer assembly, selector lever, rifle grip, bolt catch, and buttstock assembly. These components are essential for the functioning and control of the firearm. The bolt carrier assembly and charging handle assembly are part of the upper receiver and barrel assembly, which are responsible for the loading and chambering of rounds. Therefore, the correct answer is the lower receiver and buttstock assembly.

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39. Cracks found on the m203 hand guard assembly during preventive maintenance checks and service that would render it not fully capable are cracks exceeding 

Explanation

During preventive maintenance checks and service, cracks exceeding 1 inch on the M203 hand guard assembly would render it not fully capable. This means that if cracks on the hand guard assembly are longer than 1 inch, the functionality and effectiveness of the assembly may be compromised. Therefore, it is important to identify and address any cracks exceeding this length to ensure the proper functioning of the M203 hand guard assembly.

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40. What is the arming distance for the M651 tactical chemical smoke round?

Explanation

The arming distance for the M651 tactical chemical smoke round is 10-30 meters. This means that the round needs to travel a distance of 10-30 meters before it arms and begins to release the smoke. This distance ensures that the round is at a safe distance from the user when it activates, minimizing the risk of injury or damage.

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41. Which m203 grenade launcher rounds is designed to inflict personal casualties using an air-burst effect?

Explanation

The M397 round is designed to inflict personal casualties using an air-burst effect. This means that when the round is fired from the M203 grenade launcher, it explodes in mid-air, creating a fragmentation pattern that is intended to cause harm to individuals in the vicinity. The "jump up" aspect of the round refers to its ability to explode at a predetermined height above the ground, maximizing its effectiveness in causing casualties. This type of round is commonly used in military operations where the goal is to neutralize enemy personnel.

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42. The candle burn on a M583A1 white star parachute round is about

Explanation

The correct answer is 40 seconds. This is because the M583A1 white star parachute round is designed to burn for approximately 40 seconds.

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43. The M122A1 tripod legs will not fully extend and/or lock because they are dirty or rusted, what should you use to clean and lubricate the parts

Explanation

The M122A1 tripod legs may not fully extend and lock due to dirt or rust. To clean and lubricate the parts, a solid firm lubricant should be used. This type of lubricant can effectively remove dirt and rust, ensuring smooth movement and proper locking of the tripod legs.

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44. Cartridge 5.56 mm, tracer, M856 should not be used in the M16A1 except under emergency conditions and only at targets less than how many meters in the distance.

Explanation

The cartridge 5.56 mm, tracer, M856 should not be used in the M16A1 except under emergency conditions and only at targets less than 90 meters in the distance. This indicates that the M16A1 is not designed to effectively engage targets beyond 90 meters using the M856 tracer ammunition. Therefore, it is recommended to use this ammunition only in emergency situations and when engaging targets within a shorter range.

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45. The rear sight range plate of the MK19 machine gun is incremented in 100 meter intervals from 300 to

Explanation

The rear sight range plate of the MK19 machine gun is incremented in 100 meter intervals from 300 to 1500 meters. This means that the range plate has markings at every 100 meter increment starting from 300 meters up to 1500 meters. It does not have markings beyond 1500 meters.

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46. What is the minimum safe distance for training for the m203 grenade launcher

Explanation

The minimum safe distance for training for the M203 grenade launcher is 165 meters. This distance ensures that individuals are at a safe distance from the launcher when it is fired, reducing the risk of injury or harm. Being too close to the launcher when it is fired can result in serious injuries due to the blast and shrapnel. Therefore, it is important to maintain a minimum safe distance of 165 meters during training with the M203 grenade launcher.

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47. The barrel assembly of the m203 grenade launcher is depressed. it unlocks the barrel so it can move forward along the

Explanation

The correct answer is receiver assembly. The receiver assembly is responsible for housing and supporting the various components of the weapon, including the barrel assembly. When the barrel assembly of the M203 grenade launcher is depressed, it unlocks from the receiver assembly, allowing it to move forward along the slide assembly.

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48. Which tool is used to detect dents and minor damage in the m203 that would interfere with forward progress of a fired projectile?

Explanation

The Bore constriction check tool is used to detect dents and minor damage in the M203 that could obstruct the forward progress of a fired projectile. This tool helps ensure that the bore of the M203 is clear and free from any obstructions that could affect the performance of the weapon. It is specifically designed to check for any constrictions or blockages in the bore, allowing for the identification and rectification of any issues before firing the weapon.

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49. When using the m249 the failure to chamber malfunction is characterized  by

Explanation

The correct answer is a round of ammunition not fully seated in the barrel. This means that when using the m249, there is a malfunction where a round of ammunition is not properly inserted into the barrel. This can result in the weapon not firing properly or misfiring altogether. It is important to ensure that the ammunition is fully seated in the barrel to prevent this malfunction from occurring.

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50. Which of the eight steps in the cycle of operations for the m203 grenade launcher occur at the same time?

Explanation

In the cycle of operations for the M203 grenade launcher, the steps of extracting and cocking occur at the same time. Extracting refers to the removal of the spent casing from the chamber, while cocking involves preparing the weapon for firing by pulling back the cocking lever. These two actions happen simultaneously to ensure a smooth and efficient operation of the grenade launcher.

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51. Which MK64 machine gun cradle assembly provides travel lock and mechanical fire control  adjustment capability in one unit

Explanation

The train and elevation assembly provides travel lock and mechanical fire control adjustment capability in one unit. This means that it can lock the gun in place during travel and also allows for adjustments to be made to control the firing of the gun.

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52. This m249 round of ammunition contains no propellant or primer 

Explanation

The correct answer is m232 dummy. The m232 dummy round of ammunition does not contain any propellant or primer. It is used for training purposes or for simulating the weight and dimensions of live ammunition during drills and exercises. The absence of propellant and primer makes it safe to handle and eliminates the risk of accidental firing.

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53. Which gauge is used to inspect the M240B machine gun for barrel erosion

Explanation

The M240B machine gun is inspected for barrel erosion using the muzzle and breach or wear gauge. This gauge is specifically designed to measure the amount of wear and erosion that has occurred in the barrel of the machine gun. By using this gauge, the user can determine if the barrel is still within acceptable limits and if it needs to be replaced or repaired.

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54. Which of these M240B machine gun rounds is used for training local and urban training areas where range restrictions preclude the use of full range standard service ammunition

Explanation

The M973 short range training ammunition ball is used for training local and urban training areas where range restrictions prevent the use of full range standard service ammunition. This ammunition is specifically designed for short-range training purposes, allowing soldiers to practice their shooting skills in confined spaces without the risk of exceeding range limitations. It provides a realistic training experience while ensuring safety and compliance with range regulations.

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55. You should never fire blank ammunition at a target distance less than how many feet away from you ?

Explanation

Firing blank ammunition at a target from a distance less than 20 feet can be dangerous. Blank ammunition still contains gunpowder, which can cause injury or even death if fired at close range. The recommended minimum distance of 20 feet ensures that the projectile has enough time to disperse and lose its velocity before reaching the target, reducing the risk of harm to the shooter and others nearby.

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56. Which cycle of operation of the m9 pistol occurs after the round is fired, and the recoil causes the barrel and slide to move rearward

Explanation

After the round is fired, the recoil causes the barrel and slide to move rearward. This movement initiates the unlocking cycle of operation in the M9 pistol. During this phase, the barrel and slide separate, allowing the spent casing to be extracted from the chamber. Once the casing is extracted, the slide moves forward to load a new round into the chamber, completing the cycle of operation.

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57. If adequate range facilities are not available for sustainment training, short range training ammunition can be used for any firing exercises of 

Explanation

If adequate range facilities are not available for sustainment training, short range training ammunition can be used for any firing exercises of 25 meters or less. This means that if there are limited resources for training in a proper shooting range, soldiers can still conduct firing exercises using short range training ammunition as long as the distance is within 25 meters or less. This allows for some level of training even in constrained environments.

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58. Turning the MK 19 machine gun windage screw counterclockwise moves the sight

Explanation

Turning the MK 19 machine gun windage screw counterclockwise moves the sight to the left. This is because counterclockwise rotation of the screw causes the sight to move in the opposite direction, which in this case is to the left.

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59. Incorrectly positioning the first round of a partial belt on the m249 feed tray can cause which malfunction

Explanation

Incorrectly positioning the first round of a partial belt on the M249 feed tray can cause a malfunction known as "failure to feed/stip." This means that the weapon will not properly feed the ammunition into the chamber, resulting in a failure to fire. This can occur if the first round is not properly aligned or seated on the feed tray, preventing it from being picked up and fed into the chamber during the firing cycle.

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60. Which is not a type of ammunition not used in the m9 pistol?

Explanation

The M821 ball is not a type of ammunition used in the M9 pistol. The M9 pistol primarily uses 9mm ammunition, and the other options listed (mk243 mod 0, m917 dummy, and 9mm frangible) are all variations or types of 9mm ammunition. However, the M821 ball is not a recognized type of ammunition for the M9 pistol.

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61. When does extracting begin during the m249 cycle operations 

Explanation

During the unlocking cycle, the M249 begins the process of extracting. This is when the bolt unlocks from the barrel extension, allowing it to move rearward and extract the spent casing from the chamber. The unlocking cycle is an essential part of the M249's operation, as it prepares the firearm for the ejection of the spent casing and the subsequent feeding of a new round into the chamber.

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62. Which assembly for the MK64 gun cradle provides a mounting platform for the machine guns and ammunition brackets

Explanation

The carried and cradle assembly is responsible for providing a mounting platform for the machine guns and ammunition brackets of the MK64 gun cradle. This assembly allows the guns to be securely attached and provides a stable platform for them to operate effectively.

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63. On what principle does M2 machine gun operate

Explanation

The M2 machine gun operates on the principle of short recoil. This means that when the gun is fired, the barrel and bolt move together for a short distance before the bolt is stopped and the barrel continues to move rearward. This allows for the extraction of the spent cartridge and the loading of a new round. The short recoil principle is commonly used in automatic firearms to ensure proper cycling and firing of rounds.

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64. Which M2 machine gun round combines functions of an armor piercing bullet and incendiary bullet and is used against flammable Target and light armored or unarmored targets?

Explanation

The M8 API cartridge combines the functions of an armor piercing bullet and an incendiary bullet. It is specifically used against flammable targets and light armored or unarmored targets.

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65. During the firing cycle of operations for the MK19 machine gun when you press the trigger the trigger depresses the operating rod which depresses the tip of the

Explanation

During the firing cycle of operations for the MK19 machine gun, when the trigger is pressed, the trigger depresses the operating rod. This in turn depresses the tip of the receiver sear, which is responsible for holding the firing pin in place. When the receiver sear is depressed, it releases the firing pin, allowing it to strike the cartridge rim and ignite the cartridge, thus initiating the firing sequence. The recoil spring is not directly involved in this specific action of the firing cycle.

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66. This round contains a pyrotechnic charge which on impact in emits a flash bang signature to simulate the service ammunition

Explanation

The M918 target practice round is the correct answer because it is specifically designed for training purposes. It contains a pyrotechnic charge that emits a flash bang signature upon impact, simulating the effects of live ammunition. The other options, M383 high explosive, M383 high explosive dual purpose, and M430 HEDP, are all types of explosive rounds used for different combat scenarios, not for training purposes.

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67. Which step in the m870 shotgun cycle of operation occurs as the shooter pushed the fore-end towards the front of the weapon

Explanation

When the shooter pushes the fore-end towards the front of the weapon in the M870 shotgun, it causes the loading step in the cycle of operation. This is because the forward movement of the fore-end allows a fresh round to be inserted into the chamber of the shotgun, preparing it for the next shot.

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Your first inspection for a weapon with a weapon  will not feed...
Which gauge kit is used to test the barrel erosion on the M2 machine...
Which cycle of operation of the m9 pistol occurs as the slide moves...
This 12 gauge breaching cartridge is used to gain access through 
Thinking weapons nomenclature, which button is located on the right...
The barrel assembly of the m203 is chambered for which type of 40...
The test or inspection on the M4 carbine for a failure to a chamber...
Which part of M3 machine gun tripod provide a front support for the...
When inspecting the barrel assembly of the M240B machine gun check for...
This m249 round of ammunition is distinguished by its seven petal...
M240b machine gun ammunition feeds from a bandoleer that holds how...
During the feeding cycle operation for the M240B machine gun actuating...
What is the maximum range for the M240B machine gun?
You have experienced a short recoil malfunction and found improper gap...
Which would be a primary cause for a failure to feed in the M240B...
What type of headspace does the m249 automatic rifle have?
If you replace the bolt carrier key, how many rounds of blank or ball...
This part of the m249 automatic rifle moves on the guide rail fixed to...
Which is the standard round used in the M16A2 and M4 series weapons...
What is the approximate muzzle velocity for the M4 Carbine?
When checking the headspace of the M2 machine gun if go end of...
The free length of the m9 recoil spring should not be less than?
The slide of you M9 pistol does not lock fully forward. what is the...
You must replace the barrel of the m9 pistol if you find pitting in...
What is the difference between the mossberg 12-guage models 500 and...
Which part of the M9 pistol sits between the firing pin striker and...
What type of choke does the mossberg 12 gauge models 500 and 590...
Which m240b machine gun assembly provides feeding, stripping,...
Which 12 gauge shotgun cartridge contains a pyrotechnic projectile in...
You have an unknown malfunction on your MK 19 machine gun won't...
If the slot in the bolt of the MK 19 machine gun is deformed at what...
When conducting the preventive maintenance checks and services on the...
What is the correct sequence when performing the firing pin protrusion...
Personnel may use hollow point ammunition where not prohibited by...
In which air force technical order (AFTO) will you find PMCS...
On the shotgun, the serial number is located on the
Out to how many meters can and K19 machine gun provide a defense units...
Which assembly houses the trigger assembly, sear, hammer assembly,...
Cracks found on the m203 hand guard assembly during preventive...
What is the arming distance for the M651 tactical chemical smoke...
Which m203 grenade launcher rounds is designed to inflict personal...
The candle burn on a M583A1 white star parachute round is about
The M122A1 tripod legs will not fully extend and/or lock because they...
Cartridge 5.56 mm, tracer, M856 should not be used in the M16A1 except...
The rear sight range plate of the MK19 machine gun is incremented in...
What is the minimum safe distance for training for the m203 grenade...
The barrel assembly of the m203 grenade launcher is depressed. it...
Which tool is used to detect dents and minor damage in the m203 that...
When using the m249 the failure to chamber malfunction is...
Which of the eight steps in the cycle of operations for the m203...
Which MK64 machine gun cradle assembly provides travel lock and...
This m249 round of ammunition contains no propellant or primer 
Which gauge is used to inspect the M240B machine gun for barrel...
Which of these M240B machine gun rounds is used for training local and...
You should never fire blank ammunition at a target distance less than...
Which cycle of operation of the m9 pistol occurs after the round is...
If adequate range facilities are not available for sustainment...
Turning the MK 19 machine gun windage screw counterclockwise moves the...
Incorrectly positioning the first round of a partial belt on the m249...
Which is not a type of ammunition not used in the m9 pistol?
When does extracting begin during the m249 cycle operations 
Which assembly for the MK64 gun cradle provides a mounting platform...
On what principle does M2 machine gun operate
Which M2 machine gun round combines functions of an armor piercing...
During the firing cycle of operations for the MK19 machine gun when...
This round contains a pyrotechnic charge which on impact in emits a...
Which step in the m870 shotgun cycle of operation occurs as the...
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