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94 Cards in this Set
- Front
- Back
What publication covers rifle marksmanship m16/m4 series weapons? |
FM 3-22.9 |
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What does PMI stand for? |
Preliminary marksmanship instruction |
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What are the principles of combat marksmanship? |
Stance, grip, sight alignment, sight picture, breathing, trigger control, recovery and follow through |
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What are the three fundamentals of CQB |
Speed, surprise, violence of action |
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What is the maximum range of the m320? |
400m |
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What field manual covers the m240B? |
FM 3-22.68 |
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Describe the m240B? |
The m240B is a belt-fed, air-cooled, gas-operated, fully automatic machine gun that fires from the open bolt position |
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What is the maximum range of the m240B? |
3,725m |
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What is the maximum effective range of the m240B with tripod? |
1,100m |
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What is the maximum effective range of the m240B area suppression? |
1,800m |
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What is the maximum effective range of the m240B for a point target? |
800m |
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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 |
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What is the sustained rate of fire for the m240B? |
100 rounds per minute, barrel change every 10 minutes, 4-5 seconds between burst |
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What is the rapid rate of Fire for the m240B? |
200 rounds a minute, barrel change every 2 minutes, 2-3 seconds between bursts |
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What is the cyclic rate of fire for the m240B? |
650-950 rounds per minute, berrel change every minute |
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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 |
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What is the first thing you should do when you handle a weapon? |
Make sure to clear it. |
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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 |
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M4A1 max effective range? |
500 meters point target, 600 meters area Target |
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Describe the barrel rifling for the M4 rifle |
Right hand 1/7 |
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What is the weight of the M4 rifle? |
7.5 pounds loaded with sling, 6.49 unloaded without sling |
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What is the weight of the M2 machine gun? |
84 pounds |
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Which field manual covers the M2? |
FM 3 - 22.65 |
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What is the maximum range of a .50 caliber (firing the M2 ball)? |
6764 meters |
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What is the cyclic rate of fire of the M2? |
450 - 550 rounds per minute |
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What are the max ranges of the m320? |
Point: 150 meters area: 350 meters Max: 400 meters |
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Describe the m320 |
Lightweight, single shot, double action, breech-loaded, shoulder-fired, weapon that can be attached to the M4 carbine |
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How much does the m320 weigh? |
3.9 pounds loaded , 3.42 pounds unloaded |
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What is the minimum safe firing distance for the m320? |
130 meters in training, 31 meters in combat |
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Describe the M249 |
A lightweight, belt-fed, gas operated, air cooled, fully automatic machine gun fire from the open bolt position. |
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What is the weight of the M249? |
17 pounds |
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What is the max range of the M249? |
3600 meters |
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What is the sustained rate of fire for the M249 machine gun? |
50 rounds per minute, 3-5 rounds every 4 - 5 Seconds |
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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 |
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What is zeroing? |
Zeroing aligns the sights of the weapon with the weapons Barrel |
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What does the acronym ARM stand for? |
Advanced rifle Marksmanship |
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Describe the M16 / M4 series weapon? |
M16 / M4 series weapons are magazine-fed, gas-operated, air-cooled, shoulder-fired, 5.56mm weapons |
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What is the weight of an M4 with a 30 round magazine? |
7.5 pound |
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What is the maximum range of the M4 / M16 series weapon? |
3600 meters |
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What is the maximum effective range of an M4 series weapon? |
500 meters point target and 600 meters for an area Target |
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What is the muzzle velocity of an M4 series weapon? |
2970 feet per second |
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What is the weight of an SU-230 PVS day scope (Elcan)? |
1.4 Ibs |
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How many MOA is each click of the SU-230 (ELCAN)? |
1/2 MOA |
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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; |
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What is a stoppage? |
Stoppage is a failure of an automatic or semi-automatic firearm to complete the cycle of operation |
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What should soldiers apply to clear a stoppage? |
Soldiers can apply immediate or remedial action to clear a stoppage |
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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 |
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How many times do you apply immediate action? |
Only once for stoppage |
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What key word is used to apply immediate action? |
Sports |
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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 |
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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 |
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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) |
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How are malfunctions caused? |
Malfunctions are caused by procedural or mechanical failure of the rifle, magazines, or ammunition |
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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 |
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What malfunction can occur when loading the rifle or during the cycle of operation? |
Failure to feed, chamber or lock |
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What malfunction occurs when the firing pin fails to strike the primer with enough force or when the ammunition is defective? |
Failure fire |
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Which of the malfunction occurs when a cartridge case remains in the chamber of the rifle? |
Failure to extract |
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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 |
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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 |
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What are the three modes of fire for the M4A1 series weapon? |
Semi automatic, automatic, fully automatic |
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What are the four fundamentals of firing? |
Steady position, aiming, breath control, trigger squeeze |
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What are the four basic fighting positions? |
Individual Foxhole supported, prone unsupported firing, prone supported firing, kneeling unsupported. |
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What are the two primary objectives of shot grouping? |
1)Find tight shot groups 2) consistently placing these groups in the same location |
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What is the circle size for a soldier to qualify for a good grouping? |
4-centimeter cycle |
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What are the three categories in the study of ballistics in rifles and carbines? |
Internal ballistics, external ballistics, terminal ballistics |
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What are internal ballistics? |
Internal ballistics deals with what happens to the bullet before it leaves the weapon's muzzle |
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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 |
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What are the external ballistics that affect bullet trajectory? |
Gravity, muzzle velocity, air resistance (drag), altitude or air density, temperature, trajectory, wind, angle |
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Which of the external ballistics has the most impact on the bullet? |
The wind |
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What does terminal ballistics deal with? |
Terminal ballistics deals with what happens to the bullet when it comes in contact with the target |
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What does bullet penetration depend on? |
The range, velocity, bullet characteristics, and Target material |
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What does the acronym MOA stand for? |
Minute of angle |
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What is MOA? |
An MOA is the standard unit of measurement used in adjusting a weapons sites and other ballistic related measurements |
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What is Target detection? |
Target detection is the process of locating, marking, prioritizing, and determining the range to a combat Target. |
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What is the minimum qualification standard for record fire? |
23 out of 40 hits |
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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 |
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What are the qualification standards on known distance record fire ranges? |
Expert 38 - 40 Sharpshooter 33 - 37 marksmen 26 - 32 unqualified 25 & below |
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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 |
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During preliminary marksmanship training (PMI), what are the only two positions taught? |
Foxhole supported and the prone unsupported |
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What are the two basic elements of the sight picture? |
Sight alignment and placing of the aiming point |
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What does CLP stand for? |
Cleaner Lubricant Preservative |
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Describe the maximum effective rates of fire for the m4 rifle |
Semiautomatic- 45 rpm Burst - 90 rpm Sustained- 12-15 rpm |
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What is the weight of a m2 receiver group? |
60ib |
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What is the definition of maximum effective range? |
The greatest distance at which the weapon may be expected to inflict casualties |
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What is the basic load of ammunition for the m4 |
210 rds. (7 mags, 30rds each) |
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One click of the elevation of the M4 rifle changes the point in impact a hundred meters of how much? |
1 3/8 inches |
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What are the four positions for the butt stock of the m4 rifle? |
1) closed 2) 1/2 3) 3/4 4) full open |
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What is the length of the m4 rifle? |
Buttstock Closed - 29.75 inches Buttstock open - 33.00 |
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What is the maximum tracer burnout for the m240B |
900m |
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The weight of the barrel of the M240B is about how much? |
Approximately 6.6 pounds |
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Describe the rifling of the m240B barrel |
4 grooves with a uniform right-hand twist, 1 turn in 12 inches |
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What is the muzzle velocity of the m240B? |
About 2800 fps |
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What is the weight of the m240B? |
Approximately 27.6 pounds |
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What is the length of the m240B? |
49 inches |