Term
What is the FM concerning the M4 Rifle?
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Definition
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Term
What is the first thing you should do when you handle a weapon?
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Definition
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Term
Name the five phases in Basic Rifle Marksmanship.
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Definition
- Preliminary Rifle Instruction
- Downrange Feedback
- Field Fire
- Advanced Rifle Marksmanship
- Advanced Optics, Laser and Iron Sights
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Term
What are the four fundamentals of marksmanship?
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Definition
The four fundamentals of marksmanship are
- Steady Position
- Proper Aim (Sight Picture)
- Breathing
- Trigger Squeeze
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Term
What does the acronym SPORTS stand for?
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Definition
The acronym SPORTS stand for
Slap, Pull, Observe, Release, Tap and Shoot |
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Term
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Definition
Remedial action is the continuing effort to determine the cause for a stoppage or malfunction and to try to clear the stoppage once it has been identified |
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Term
Describe the proper procedures for applying remedial action with the M4.
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Definition
The proper procedures for applying remedial action with the M4 are
- Try to place the weapon on safe
- Remove the magazine
- Lock the bolt to the rear
- Place the weapon on safe if not already done
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Term
Describe the proper procedure for applying immediate action with the M4.
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Definition
The proper procedure for applying immediate action with the M4 are
- Slaps gently upward on the magazine to ensure it is fully seated, and the magazine follower is not jammed.
- Pulls the charging handle fully to the rear.
- Observes for the ejection of a live round or expended cartridge. (If the weapon fails to eject a cartridge, perform remedial action.)
- Releases the charging handle (do not ride it forward).
- Taps the forward assist assembly to ensure bolt closure.
- Squeezes the trigger and tries to fire the rifle
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Term
Is SPORTS an Immediate or Remedial Action?
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Definition
SPORTS is an
Immediate action |
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Term
What is immediate action?
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Definition
Immediate action involves quickly applying a possible correction to reduce a stoppage without performing troubleshooting procedures to determine the actual cause.(SPORTS) |
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Term
How many times should immediate action be applied to a weapon?
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Definition
Immediate action should be applied to a weapon
once. (If Rifle still fails to fire, apply remedial action) |
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Term
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Definition
A malfunction is
the weapon ceasing to fire due to a stoppage resulting from mechanical failure of the weapon, magazine or ammo. |
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Term
Name the different categories of malfunctions for the M4 Rifle.
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Definition
The 4 different categories of malfunctions for the M4 Rifle are
- Failure to feed, chamber or lock
- Failure to fire cartridge
- Failure to Extract
- Failure to Eject
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Term
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Definition
A stoppage is a failure of an automatic or semiautomatic firearm to complete the cycle of operation. |
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Term
How do you clear a stoppage?
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Definition
To clear a stoppage
Apply immediate or remedial action |
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Term
What is the definition of Maximum Effective Range?
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Definition
Maximum Effective Range is
the greatest distance at which a soldier may be expected to deliver a target hit. |
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Term
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Definition
CLP stands for
- Cleaner
- Lubricant
- Preservative
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Term
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Definition
The M4 Rifle is
A 5.56 mm, magazine fed, gas-operated, air-cooled, semiautomatic or three-round burst, hand-held, shoulder-fired weapon |
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Term
Describe the max effective rates of fire for the M4 Rifle.
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Definition
The max effective rates of fire for the M4 Rifle are
- Semiautomatic - 45 rounds per minute
- Burst - 90 rounds per minute
- Sustained - 12-15 rounds per minute
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Term
Describe the ranges for the M4 Rifle.
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Definition
- Maximum Range - 3,600 meters
- Max Effective Range for a Point Target - 500 meters
- Max Effective Range for an Area Target - 600 meters
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Term
What are the 8 steps in the functioning of the M4 rifle?
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Definition
The 8 steps in the functioning of the M4 rifle are
- Feeding
- Chambering
- Locking
- Firing
- Unlocking
- Extracting
- Ejecting
- Cocking
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Term
Describe the procedures for clearing the M4 Rifle.
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Definition
The procedures for clearing the M4 Rifle are
- Point the muzzle in a designated SAFE DIRECTION. Attempt to place selector lever on SAFE. If weapon is not cocked, lever cannot be placed on SAFE.
- Remove the magazine by depressing the magazine catch button and pulling the magazine down.
- To lock bolt open,pull charging handle rearward. Press bottom of bolt catch and allow bolt to move forward until it engages bolt catch. Return charging handle to fullforward position. If you have not done so before, place the selector lever on SAFE.
- Visually (not physically) inspect the receiver and chamber to ensure these areas contain no ammo.
- With the select orlever pointing toward SAFE, allow the bolt to go forward by pressing the upper portion of the bolt catch.
- Place the select orlever on SEMI and squeeze the trigger.
- Pull the charging handle fully rearward and release it, allowing the bolt to return to the full forward position.
- Place the select orlever on SAFE.
- Close the ejection port cover
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Term
How do you perform a functions check on the M4 Rifle?
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Definition
To perform a functions check on the M4 Rifle
- Place the selector lever on safe. If the selector switch will not go on safe, pull the charging handle to the rear and release. Place the selector lever on safe. Pull the trigger to the rear, the hammer should not fall.
- Place the selector lever on semi. Pull the trigger to the rear and hold. The hammer should fall. While holding the trigger to the rear, pull the charging handle to the rear and release. Release the trigger and pull it to the rear again. The hammer should fall.
- Place the selector lever on burst. Pull the charging handle to the rear and release. Pull the trigger to the rear and hold. The hammer should fall. While holding the trigger to the rear, pull the charging handle to the rear three times and release. Release the trigger and pull it to the rear again. The hammer should fall.
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