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94 Cards in this Set

  • Front
  • Back

What publication covers rifle marksmanship m16/m4 series weapons?

FM 3-22.9

What does PMI stand for?

Preliminary marksmanship instruction

What are the principles of combat marksmanship?

Stance, grip, sight alignment, sight picture, breathing, trigger control, recovery and follow through

What are the three fundamentals of CQB

Speed, surprise, violence of action

What is the maximum range of the m320?

400m

What field manual covers the m240B?

FM 3-22.68

Describe the m240B?

The m240B is a belt-fed, air-cooled, gas-operated, fully automatic machine gun that fires from the open bolt position

What is the maximum range of the m240B?

3,725m

What is the maximum effective range of the m240B with tripod?

1,100m

What is the maximum effective range of the m240B area suppression?

1,800m

What is the maximum effective range of the m240B for a point target?

800m

What type of ammunition can be used with the m240B?

1) 7.62mm ball


2) tracer


3) armors piecing


4) armor piecing incendiary


5) blank


6) dummy

What is the sustained rate of fire for the m240B?

100 rounds per minute, barrel change every 10 minutes, 4-5 seconds between burst

What is the rapid rate of Fire for the m240B?

200 rounds a minute, barrel change every 2 minutes, 2-3 seconds between bursts

What is the cyclic rate of fire for the m240B?

650-950 rounds per minute, berrel change every minute

What is the description of the M2 .50 cal, machine Gun?

The .50 cal, HB, m2 machine gun is a belt-fed , recoil operated, air cooled, crew-served machine gun, capable of firing a single shot as well as automatic fire and operates on the short recoil principle

What is the first thing you should do when you handle a weapon?

Make sure to clear it.

Describe the M4A1

A lightweight, gas operated, air cooled, magazine-fed, shoulder-fired weapon that can be fired in automatic or semi-automatic single shot

M4A1 max effective range?

500 meters point target, 600 meters area Target

Describe the barrel rifling for the M4 rifle

Right hand 1/7

What is the weight of the M4 rifle?

7.5 pounds loaded with sling, 6.49 unloaded without sling

What is the weight of the M2 machine gun?

84 pounds

Which field manual covers the M2?

FM 3 - 22.65

What is the maximum range of a .50 caliber (firing the M2 ball)?

6764 meters

What is the cyclic rate of fire of the M2?

450 - 550 rounds per minute

What are the max ranges of the m320?

Point: 150 meters


area: 350 meters


Max: 400 meters

Describe the m320

Lightweight, single shot, double action, breech-loaded, shoulder-fired, weapon that can be attached to the M4 carbine

How much does the m320 weigh?

3.9 pounds loaded , 3.42 pounds unloaded

What is the minimum safe firing distance for the m320?

130 meters in training, 31 meters in combat

Describe the M249

A lightweight, belt-fed, gas operated, air cooled, fully automatic machine gun fire from the open bolt position.

What is the weight of the M249?

17 pounds

What is the max range of the M249?

3600 meters

What is the sustained rate of fire for the M249 machine gun?

50 rounds per minute, 3-5 rounds every 4 - 5 Seconds

What is the rapid rate of fire for the M249 machine gun?

100 rounds per minute, 8 to 10 Rounds every 2 to 3 seconds

What is zeroing?

Zeroing aligns the sights of the weapon with the weapons Barrel

What does the acronym ARM stand for?

Advanced rifle Marksmanship

Describe the M16 / M4 series weapon?

M16 / M4 series weapons are magazine-fed, gas-operated, air-cooled, shoulder-fired, 5.56mm weapons

What is the weight of an M4 with a 30 round magazine?

7.5 pound

What is the maximum range of the M4 / M16 series weapon?

3600 meters

What is the maximum effective range of an M4 series weapon?

500 meters point target and 600 meters for an area Target

What is the muzzle velocity of an M4 series weapon?

2970 feet per second

What is the weight of an SU-230 PVS day scope (Elcan)?

1.4 Ibs

How many MOA is each click of the SU-230 (ELCAN)?

1/2 MOA

What are the different types of ammunition for the M4 and M16 series weapons?

3) dummy; M199; six grooves alongside;


4) blank; M200; used


5) ball; M855;


6) Tracy; M862;


7) short range; M862;

What is a stoppage?

Stoppage is a failure of an automatic or semi-automatic firearm to complete the cycle of operation

What should soldiers apply to clear a stoppage?

Soldiers can apply immediate or remedial action to clear a stoppage

What is immediate action?

Immediate action involves quickly applying a possible correction to reduce a stoppage without performing troubleshooting procedures to determine the actual cause

How many times do you apply immediate action?

Only once for stoppage

What key word is used to apply immediate action?

Sports

What are the actions for sports?

1) slap gently upwards on a magazine to ensure that is fully seated and that the magazine follower is not jammed


2) pull the charging handle fully to the rear


3) observe the injection of a live round or expended cartridge


4) release the charging handle; do not ride it Forward


5) tap the forward assist assembly to ensure that the bolt is closed


6) squeeze the trigger and try to fire the rifle

What is remedial action?

Remedial action is the continuing effort to determine the cause of a stoppage or malfunction and attempt to clear the stoppage once it has been identified

What are the correct steps for remedial action?

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)

How are malfunctions caused?

Malfunctions are caused by procedural or mechanical failure of the rifle, magazines, or ammunition

What are the different types of common malfunctions?

1) Failure to feed, chamber or lock


2) failure to Fire


3) failure to extract


4) failure to eject

What malfunction can occur when loading the rifle or during the cycle of operation?

Failure to feed, chamber or lock

What malfunction occurs when the firing pin fails to strike the primer with enough force or when the ammunition is defective?

Failure fire

Which of the malfunction occurs when a cartridge case remains in the chamber of the rifle?

Failure to extract

Which malfunction occurs when a cartridge is not ejected through the ejection port and remains partly in the chamber or becomes jammed in the upper receiver as the bolt closes?

Failure to eject

What are the 8 cycles of function for the M16 / M4 series weapon?

1) Feeding


2) chambering


3) locking


4) firing


5) unlocking


6) extracting


7) ejecting


8) cocking

What are the three modes of fire for the M4A1 series weapon?

Semi automatic, automatic, fully automatic

What are the four fundamentals of firing?

Steady position, aiming, breath control, trigger squeeze

What are the four basic fighting positions?

Individual Foxhole supported,


prone unsupported firing,


prone supported firing,


kneeling unsupported.

What are the two primary objectives of shot grouping?

1)Find tight shot groups


2) consistently placing these groups in the same location

What is the circle size for a soldier to qualify for a good grouping?

4-centimeter cycle

What are the three categories in the study of ballistics in rifles and carbines?

Internal ballistics, external ballistics, terminal ballistics

What are internal ballistics?

Internal ballistics deals with what happens to the bullet before it leaves the weapon's muzzle

What are external ballistics

External ballistics deals with the factors affecting the flight path of the bullet between the weapon's muzzle and the target

What are the external ballistics that affect bullet trajectory?

Gravity,


muzzle velocity,


air resistance (drag),


altitude or air density,


temperature,


trajectory,


wind,


angle

Which of the external ballistics has the most impact on the bullet?

The wind

What does terminal ballistics deal with?

Terminal ballistics deals with what happens to the bullet when it comes in contact with the target

What does bullet penetration depend on?

The range, velocity, bullet characteristics, and Target material

What does the acronym MOA stand for?

Minute of angle

What is MOA?

An MOA is the standard unit of measurement used in adjusting a weapons sites and other ballistic related measurements

What is Target detection?

Target detection is the process of locating, marking, prioritizing, and determining the range to a combat Target.

What is the minimum qualification standard for record fire?

23 out of 40 hits

What are the three positions and how many rounds are fired from each during record qualification?

Prone supported; 20 rds


Prone unsupported;10 rds


Kneeling; 10 rds

What are the qualification standards on known distance record fire ranges?

Expert 38 - 40


Sharpshooter 33 - 37


marksmen 26 - 32


unqualified 25 & below

Name the five phases in basic rifle marksmanship

1) preliminary rifle instructions


2) downrange feedback


3) field fire


4) advanced rifle marksmanship


5) advanced optics, lasers and iron sights

During preliminary marksmanship training (PMI), what are the only two positions taught?

Foxhole supported and the prone unsupported

What are the two basic elements of the sight picture?

Sight alignment and placing of the aiming point

What does CLP stand for?

Cleaner


Lubricant


Preservative

Describe the maximum effective rates of fire for the m4 rifle

Semiautomatic- 45 rpm


Burst - 90 rpm


Sustained- 12-15 rpm

What is the weight of a m2 receiver group?

60ib

What is the definition of maximum effective range?

The greatest distance at which the weapon may be expected to inflict casualties

What is the basic load of ammunition for the m4

210 rds. (7 mags, 30rds each)

One click of the elevation of the M4 rifle changes the point in impact a hundred meters of how much?

1 3/8 inches

What are the four positions for the butt stock of the m4 rifle?

1) closed


2) 1/2


3) 3/4


4) full open

What is the length of the m4 rifle?

Buttstock Closed - 29.75 inches


Buttstock open - 33.00

What is the maximum tracer burnout for the m240B

900m

The weight of the barrel of the M240B is about how much?

Approximately 6.6 pounds

Describe the rifling of the m240B barrel

4 grooves with a uniform right-hand twist, 1 turn in 12 inches

What is the muzzle velocity of the m240B?

About 2800 fps

What is the weight of the m240B?

Approximately 27.6 pounds

What is the length of the m240B?

49 inches