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Weapons M4 Flashcards

1
Q

What are the four fundamentals of marksmanship?

A
  1. Steady Position
  2. Proper Aim (Sight Picture) 3. Breathing
  3. Trigger Squeeze
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2
Q

During Preliminary Marksmanship Training (PMI), what are the only two positions taught?

A
  1. Individual Foxhole supported

2. Basic Prone unsupported

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3
Q

What are the two basic elements of the Sight Picture?

A
  1. Sight Alignment

2. Placing of the Aiming Point

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4
Q

What does the acronym SPORTS stand for?

A

Slap, Pull, Observe, Release, Tap and Shoot

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5
Q

What is remedial action?

A

Remedial action is the continuing effort to determine the cause for a stoppage ormal function and to try to clear the stoppage once it has been identified.

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6
Q

Describe the proper procedures for applying remedial action with the M16/A2.

A
  1. Try to place the weapon on safe
  2. Remove the magazine
  3. Lock the bolt to the rear
  4. Place the weapon on safe if not already done
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7
Q

Describe the proper procedure for applying immediate action with the M16/A2.

A
  1. Slaps gently upward on the magazine to ensure it is fully seated, and the magazine follower is not jammed.
  2. Pulls the charging handle fully to the rear.
  3. Observes for the ejection of a live round or expended cartridge. (If the weapon fails to eject a cartridge, perform
    remedial action.)
  4. Releases the charging handle (do not ride it forward).
  5. Taps the forward assist assembly to ensure bolt closure.
  6. Squeezes the trigger and tries to fire the rifle.
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8
Q

Is SPORTS an Immediate or Remedial Action?

A

Immediate action

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9
Q

What is immediate action?

A

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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10
Q

How many times should immediate action be applied to a weapon?

A

Once. (If Rifle still fails to fire, apply remedial action)

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11
Q

What is a malfunction?

A

The weapon ceasing to fire due to a stoppage resulting from mechanical failure of the weapon, magazine or ammo.

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12
Q

Name the different categories of malfunctions on the M16/A2.

A
  1. Failure to feed, chamber or lock 2. Failure to fire cartridge
  2. Failure to Extract
  3. Failure to Eject
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13
Q

What is stoppage?

A

A stoppage is a failure of an automatic or semiautomatic firearm to complete the cycle of operation..

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14
Q

How do you clear a stoppage?

A

Apply immediate or remedial action

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15
Q

What is the definition of Maximum Effective Range?

A

The greatest distance at which a soldier may be expected to deliver a target hit.

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16
Q

What does CLP stand for?

A

Cleaner - It contains solvents that dissolve firing residue and carbon. Lubricant - It lays down a layer of teflon as it dries to provide lubrication. Preservative - It prevents rust from Forming.

17
Q

What are the 8 steps in the functioning of the M16/A2 rifle?

A
  1. Feeding
  2. Chambering 3. Locking
  3. Firing
  4. Unlocking 6. Extract ing 7. Ejecting8. Cocking
18
Q

What is the FM concerning the M4 Rifle?

A

FM 3-22.9

19
Q

Describe the weights of the M4 Rifle without mgazine and sling, with sling and loaded 20 round magazine and with sling and loaded 30 round magazine.

A

Without Magazine and Sling - 6.49 pounds

With Sling and a loaded 20 round magazine - 7.19 pounds With Sling and a loaded 30 round magazine - 7.50 pounds

20
Q

Describe the max effective rates of fire for the M4 Rifle.

A

Semiautomatic - 45 rounds per minute Burst - 90 rounds per minute Sustained - 12-15 rounds per minute

21
Q

What is the muzzle velocity of the M4 Rifle?

A

2,970feet per second

22
Q

Describe the ranges for the M4 Rifle.

A

Maximum Range - 3,600 meters

Max Effective Range for a Point Target - 500 meters Max Effective Range for an Area Target - 600 meters

23
Q

Describe the Barrel Rifling for the M4 Rifle.

A

Right hand twist 1/7

24
Q

What is the basic load of ammunition for the M4?

A

210 Rounds total. (7 magazines with 30 rounds in each)

25
Q

What is the overall length of the M4 Rifle?

A

Buttstock Closed - 29.75 inches

Buttstock Open - 33.00 inches

26
Q

What are the four positions for the buttstock of the M4 Rifle?

A
  1. Closed

2. 1/2 Open 3. 3/4 Open 4. Full Open

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