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109 Weapons Fundamentals Flashcards

0
Q

M9 system of operation?

A

​Short recoil, semi-automatic

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1
Q

Describe the M9 Service pistol

A

​SMERDC. Semiautomatic, magazine fed, recoil operated, double action pistol, chamber for 9mm ​cartridge

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2
Q

M9 weight?

A

​33.86 empty, 40.89oz with staggered 15 round magazine

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3
Q

M9 Max effective range?

A

​50m

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4
Q

M9 Max range?

A

​1800m

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5
Q

What are the 4 weapon safety rules?

A

​TREAT every weapon as if it were loaded.
​NEVER ​point a weapon at anything you do not intend to shoot. ​
​KEEP finger straight and off the trigger until you are ready to fire.
​KEEP weapon safe until you are ready to fire.

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6
Q

M9: how do you know proper magazine seating has occurred?

A

​Click of the magazine catch is heard

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7
Q

Describe the M16A4:

A

​LGAMS: Lightwight, gas-operated, air-cooled, magazine-fed, shoulder-fired, weapon that can be fired in the semi auto and auto

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8
Q

M16: Caliber?

A

​5.56mm

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9
Q

M16: System of operation?

A

​Gas operated, semi-automatic, 3 round burst

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10
Q

M16: Length w/compensator?

A

​39 5/8”

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11
Q

M16: Weight w/30 round mag?

A

​8.79lb

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12
Q

M16: Max effective range?

A

​550 meters (point), 800 meters (area)

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13
Q

M16: Stripper clips contain how many rounds?

A

​10

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14
Q

M16: How long do you have to remove a live round in the chamber of a hot barrel?

A

​10 seconds

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15
Q

Describe the M4 service rifle:

A

​LGAMS: Lightweight, gas-operated, air-cooled, magazine-fed, shoulder-fired, weapon that can be fired in the semi auto and auto 3 round burst

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16
Q

M4: Length, buttstock collapsed?

A

​29.75”

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17
Q

M4: Max effective range?

A

​550m (point), 800m (area)

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18
Q

M4: Max range?

A

​3600m

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19
Q

Describe the M4 Super 90 (M1014 Shotgun)

A

​SFARGOTRDS: Semi-auto, fixed magazine tube, auto ​regulating gas operated, twin operating system, rotating bolt head, dual locking lugs, self cleaning

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20
Q

M4 Super 90 (M1014 Shotgun): Caliber?

A

​12 gauge

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21
Q

M4 Super 90 (M1014 Shotgun): System of operation?

A

​ARGO twin system with dual gas system

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22
Q

M4 Super 90 (M1014 Shotgun): Weight (empty)

A

​8.44 lbs

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23
Q

M4 Super 90 (M1014 Shotgun): Max ranges?

A

​Depends on ammo used

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24
Q

M4 Super 90 (M1014 Shotgun): Magazine?

A

​Seven 2.75” shells or six 3” shells

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25
Q

M4 Super 90 (M1014 Shotgun): Which way does the shell rim face?

A

​Rearward

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26
Q

Shotgun: What must be removed when switching ammunition?

A

​Chambered shell and shell on the carrier

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27
Q

What type of grenade is an M67?

A

​Fragmentation

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28
Q

What filling is contained in the M67?

A

​Composition B

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29
Q

What is the filling weight in the M67?

A

​6.5 oz

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30
Q

What is the weight of the M67?

A

​14 oz

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31
Q

What is the detonation mechanism of the M67?

A

​Pyrotechnic (4 sec) delay M213 fuse

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32
Q

M67: casualty radius?

A

​15 meters

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33
Q

M67: Fatality radius?

A

​5 meters

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34
Q

Describe the M203 grenade launcher:

A

​L.S.B.P.S. Lightweight, single-shot, breech-loaded, ​pump action, shoulder fired

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35
Q

M203: weight?

A

​3.5 lbs loaded, 3 lbs unloaded

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36
Q

M16 + M203 weight fully loaded?

37
Q

M203: Max range?

A

​Approx 400 meters

38
Q

M203: Fire team sized area target?

A

​350 meters

39
Q

M203: Vehicle or weapon point target?

A

​150 meters

40
Q

M203: Safe training range?

A

​165 meters

41
Q

M203: Combat range?

A

​102 feet

42
Q

M203: Rate of fire?

A

​5-7 rounds per minute

43
Q

M203: Condition 1?

A

​Round in chamber, action is closed and weapon on safe

44
Q

M203: Condition 4?

A

​Chamber clear. Action closed. Weapon on safe

45
Q

Describe the M249 SAW:

A

​GAMBOA Gas-operated, air-cooled, belt or magazine-​fed, ​automatic, open bolt firing

46
Q

M249 SAW: Weight?

A

​17lbs with bipod/tools, 23.92lbs w/200 round drum

47
Q

M249 SAW: Muzzle velocity?

A

​3,025’ per second, 2,870’ per second (tracer)

48
Q

M249 SAW: Max range?

49
Q

M249 SAW: Effective?

A

​800m point, 1,000m area, 600m grazing

50
Q

M249 SAW: Sustained rate of fire?

A

​85rpm, 3-5 round bursts, 4-5sec between bursts, no barrel changes

51
Q

M249 SAW: Rapid rate of fire?

A

​200rpm, 6-8 round bursts, barrel change every 2 minutes

52
Q

M249 SAW: Cyclic rate of fire?

A

​850 rounds per minute, continuous burst, barrel change ​every minute

53
Q

M249 SAW: Condition 1?

A

​Bolt locked to rear, safe, ammo in feed tray or mag well, cover closed

54
Q

M249 SAW: Condition 3?

A

​Bolt forward, chamber empty, safe off, ammo in feed tray or mag well, cover closed

55
Q

M249 SAW: Condition 4?

A

​Bolt forward, chamber empty, safe off, no ammo, cover ​closed (weapon will not be half cocked)

56
Q

M249 SAW: Two most common malfunctions?

A

​Sluggish operations, runaway gun

57
Q

M249 SAW: How much time is allotted before investigating hang fire?

58
Q

Describe the M240G:

A

​GABOA, air cooled belt fed, gas operated, open bolt

59
Q

M240G total system weight?

A

​45.6lbs

60
Q

M240G: Max range?

A

​3,725 meters

61
Q

M240G: Max effective range?

A

​1,800 meters

62
Q

M240G: grazing fire?

A

​600 meters

63
Q

M240G: Caliber?

64
Q

M240G: Sustained?

A

​100rpm, 6-8 round bursts, 4-5 seconds between bursts, ​barrel change ​every 10 min

65
Q

M240G: Rapid?

A

​200 rpm, 10-12 round bursts, 2-3 seconds between bursts, barrel ​change every 2 min

66
Q

M240G: Condition 1?

A

​Bolt locked to rear, safe on, ammo in feed tray, cover closed

67
Q

M240G: Condition 3?

A

​Bolt forward, chamber empty, safe off, ammo on feed tray, cover ​closed

68
Q

M240G: Condition 4?

A

​Bolt forward, chamber empty, safe off, tray empty, cover closed ​(weapon will not be halfed-cocked)

69
Q

Describe the M2 50 CAL?

A

​CARB, belt fed, recoil operated, air cooled, crew-served

70
Q

M2 .50 CAL: Total system weight?

71
Q

M2 .50 CAL: Max range (M2 ball)

A

​7,400 meters (approx)

72
Q

M2 .50 CAL: Max effective?

A

​1,830 meters

73
Q

M2 .50 CAL: Grazing fire?

A

​700 meters

74
Q

M2 .50 CAL: Sustained?

A

​40 or less rounds per minute

75
Q

M2 .50 CAL: Rapid?

A

​More than 40 rounds per minute

76
Q

M2 .50 CAL: Cyclic?

A

​450-550 rounds per minute

77
Q

M2 .50 CAL: what must be done to fully load the weapon?

A

​Gunner must pull and release the bolt twice

78
Q

Describe the MK19?

A

​SABB, Self-power, air-cooled, belt-fed, blowback operated

79
Q

What is the MK19 designed to do?

A

​Deliver accurate, intense and decisive firepower against ​enemy personnel and lightly armored vehicles

80
Q

MK19 weight of gun?

A

​75.6 lbs

81
Q

MK 19 max range?

A

​2,212 meters (approx) (grazing)

82
Q

MK 19 max effective?

A

​1,500 meters (point)

83
Q

MK 19 sustained?

A

​40 rounds per minute

84
Q

MK 19 rapid?

A

​60 rounds per minute

85
Q

MK 19 cyclic?

A

​325-375 rpm

86
Q

MK 19 condition 1?

A

​Ammo in feed tray, charged twice, bolt locked to rear, ​safe on

87
Q

MK 19 condition 3?

A

​Ammo in feed tray, charged once, chamber empty, bolt ​forward, safe on

88
Q

MK 19 condition 4?

A

​Feed tray clear, chamber empty, bolt forward, safe on

89
Q

MK 19: what is firing out of battery?

A

​Serious malfunction, a round is being fired before it is ​fully seated ​in the chamber

90
Q

What is the rifle combat optic (RCO)?

A

​Fixed 4X optical aiming sight

91
Q

What rail adapter system is used with the RCO?

A

​MIL-STD-1913

FMF (8 decks)

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