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FMF STUDY GUIDE > 109 WEAPONS FUNDAMENTALS > Flashcards

109 WEAPONS FUNDAMENTALS Flashcards

1
Q

Describe the M9 Service pistol:

A

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

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2
Q

M9 system of operation?

A

Short recoil, semi-automatic

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3
Q

M9 weight?

A

33.86 empty, 40.89oz with staggered 15 round magazine

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4
Q

M9 Max effective range?

A

50m

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5
Q

M9 Max range?

A

1800m

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6
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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7
Q

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

A

Click of the magazine catch is heard

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8
Q

Describe the M16A4:

A

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

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9
Q

M9 Condition 1

A

Magazine inserted, round in chamber, slide forward, hammer in the
forward position and decocking/safety lever is on.

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10
Q

M9 Condition 2

A

Does not apply to the M9 Pistol.

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11
Q

M9 Condition 3

A

The chamber is empty, a magazine is inserted, the slide is forward, and the safety is on.

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12
Q

M9 Condition 4

A

Magazine removed, the chamber is empty, the slide is forward, and the safety is on.

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13
Q

What term is used to describe the prompt action taken by the user to correct a stoppage.

A

Immediate action

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14
Q

M16: System of operation?

A

Gas operated, semi-automatic, 3 round burst

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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

LSFARGOTRD: Lightweight, semi-auto, fixed magazine tube, auto regulating gas operated, twin operating system, rotating bolt head, dual locking lugs.

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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 (loaded)

A

8.79 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?
Chambered shell and shell on the carrier

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

M4 Super 90 (M1014 Shotgun)
What is the purpose of “Cruiser loading”

A

Used to load the magazine of the weapon while keeping the chamber empty.

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31
Q

What is the weight of the M67?

A

14 oz

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32
Q

What is the detonation mechanism of the M67?

A

Pyrotechnic (4 sec) delay M213 fuse

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33
Q

M67: casualty radius?

A

15 meters

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34
Q

M67: Fatality radius?

A

5 meters

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35
Q

Describe the M203 grenade launcher:

A

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

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36
Q

M203: weight?

A

3.5 lbs loaded, 3 lbs unloaded

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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

Acronym SAW?

A

squad automatic weapon

47
Q

M249 SAW: Weight?

A

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

48
Q

M249 SAW: Muzzle velocity?

A

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

49
Q

M249 SAW: Max range?

A

3,600m

50
Q

M249 SAW: Effective?

A

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

51
Q

M249 SAW: Sustained rate of fire?

A

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

52
Q

M249 SAW: Rapid rate of fire?

A

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

53
Q

M249 SAW: Cyclic rate of fire?

A

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

54
Q

M249 SAW: Condition 1?

A

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

55
Q

M249 SAW: Condition 3?

A

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

56
Q

M249 SAW: Condition 4?

A

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

57
Q

M249 SAW: Two most common malfunctions?

A

Sluggish operations, runaway gun

58
Q

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

A

5 sec

59
Q

Describe the M240G:

A

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

60
Q

M240G total system weight?

A

45.6lbs

61
Q

M240G: Max range?

A

3,725 meters

62
Q

M240G: Max effective range?

A

1,800 meters

63
Q

M240G: grazing fire?

A

600 meters

64
Q

M240G: Caliber?

A

7.62

65
Q

M240G: Sustained?

A

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

66
Q

M240G: Rapid?

A

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

67
Q

M240G: Condition 1?

A

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

68
Q

M240G: Condition 3?

A

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

69
Q

M240G: Condition 4?

A

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

70
Q

Describe the M2 50 CAL?

A

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

71
Q

M2 .50 CAL: Total system weight?

A

128lbs

72
Q

M2 .50 CAL: Max range (M2 ball)

A

7,400 meters (approx)

73
Q

M2 .50 CAL: Max effective?

A

1,830 meters

74
Q

M2 .50 CAL: Grazing fire?

A

700 meters

75
Q

M2 .50 CAL: Sustained?

A

40 or less rounds per minute

76
Q

M2 .50 CAL: Rapid?

A

More than 40 rounds per minute

77
Q

M2 .50 CAL: Cyclic?

A

450-550 rounds per minute

78
Q

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

A

Gunner must pull and release the bolt twice

79
Q

Describe the MK19?

A

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

80
Q

What is the MK19 designed to do?

A

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

81
Q

MK19 weight of gun?

A

75.6 lbs

82
Q

MK 19 max range?

A

2,212 meters (approx) (grazing)

83
Q

MK 19 max effective?

A

1,500 meters (point)

84
Q

MK 19 sustained?

A

40 rounds per minute

85
Q

MK 19 rapid?

A

60 rounds per minute

86
Q

MK 19 cyclic?

A

325-375 rpm

87
Q

MK 19 condition 1?

A

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

88
Q

MK 19 condition 3?

A

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

89
Q

MK 19 condition 4?

A

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

90
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

91
Q

What is the rifle combat optic (RCO)?

A

Fixed 4X optical aiming sight

FMF STUDY GUIDE (16 decks)

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