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15 Cards in this Set
- Front
- Back
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What are the 8 steps in the functioning of the M4 rifle?
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Feeding
Chambering Locking Firing Unlocking Extracting Ejecting Cocking |
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What is the M4’s overall length?
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Buttstock closed – 29.75 inches
Buttstock open – 33.00 inches |
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The barrel rifling for the M4 is…
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Right hand twist 1/7
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The muzzle velocity for the M4 is…
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2,970 feet per second
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Describe the max effective rates of fire for the M4…
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Semiautomatic – 45 rounds per minute
Burst – 90 rounds per minute Sustained – 12 to 15 rounds per minute Cyclic – 700 to 970 rounds per minute |
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How much does the M4 weigh?
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Without mag and sling – 6.49 pounds
With sling and 30 round mag – 7.5 pounds |
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What are the 7 types of ammo used with the M4?
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M193 – Ball
M196 – Trace M199 – Dummy M200 – Blank M855 – Ball M856 – Tracer M862 – Short range training ammo |
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Describe the M4 Rifle…
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A 5.56 mm
Mag fed Gas-operated Air-cooled Semi-auto or three-round burst Hand-held Shoulder-fired |
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What is the M4’s max effective range on a point target?
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500 M
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Describe the acronym used for immediate action for the M4…
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S-slap
P-pull O-observe R-release T-tap S-shoot |
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Who is responsible for cleaning the M4 Rifle?
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The individual using the weapon
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When should you check to see if the M4 was cleaned properly?
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Before and after using the weapon
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What cleaner is used on the M4 after firing and for periodic cleaner?
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RBC-Rifle-bore cleaner
CLP-Cleaner, lubricant, preservative |
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Which lubricant is used on the M4 if the temp drops below 0 degrees?
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LAW
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What is used to clean the gas-relief ports on the bolt-carrier?
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Pipe cleaner
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