Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

QC > Weapons > Flashcards

Weapons Flashcards

1
Q

What caliber is the m-4 carbine?

A

5.56mm NATO

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is standard duty issued rounds for the M-4?

A

M855 Ball/ M856 Tracer

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Can M193 ball and M196 tracer be safely fired from the M-4?

A

Yes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

How can 855 ball ammunition be identified?

A

Copper jacketed with green tip

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

How many rounds can be loaded into the standard issue M4 carbine magazine?

A

30

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Weight of the M-4 with a loaded 30 round magazine?

A

7.5 pounds

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is the purpose of the compensator on the M-4?

A

Prevent dirt from getting in your face, prevent muzzle firing, flash suppression

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is the correct description of the M-4

A

Light weight, air cooled, gas operated, magazine fed, shoulder fired weapon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

The cycle of operations for the M-4?

A

Feeding,chambering, locking, firing, unlocking, extracting, ejecting, cocking

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Maximum effect range of a point target for M-4 is?

A

500 meters

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Maximum effect range of a area target for M-4 is?

A

600

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

SEMI rate of fire for the M-4?

A

45 rounds per minute

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

BURST rate of fire for the M-4?

A

90 rounds per minute

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Maximum range for the M-4?

A

3600 meters

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Cyclic rate of fire for the M-4?

A

700 to 970 per minute

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What is the sustain rate of fire for the M-4?

A

12-15 rounds per minute

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Proper steps for clearing the M-4?

A

Safe, mag out, lock bolt to rear, chamber, safe, bolt forward

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Proper loading procedure for the M4 for duty?

A

Weapon clear, safe, close bolt, close ejection port cover, press tigger, insert mag, weapon safe

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Proper procedure for realizing M4

A

Remove empty mag, insert new mag, hit the bolt catch to close the bolt, forward assist

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

If you pull the trigger and your M4 fails to fire, what must you do?

A

Apply immediate actions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

What acronym identifies immediate action to the M4?

A

Sports

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

What are the steps to applying immediate action?

A

Slap the magazine, pull back the charging handle, observe ejection of round or case, chamber clear, release charging handle, tab forward assist, squeeze the trigger

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

How soon should immediate actions be applied to avoid a cook off round?

A

10 seconds

24
Q

How many rounds fired continuously through the M4 can cause a cook off?

25
If immediate actions fail what should you do?
Remedial actions
26
Proper steps to remedial actions
Clear, remove jammed rounds, reload and attempt to fire
27
While applying immediate actions you observe a round in the chamber and you suspect a cook off, what do you do?
Keep your safe away from the ejection port and remove the round fast. If you can’t remove the round within 10 sec, remove mag and let weapon cool for 15 min
28
If you cannot remove a round from the hot chamber of your M4 within 10 sec what action should you take? I
Keep your face away from the ejection port,point weapon in safe direction, remove mag and let weapon cool for 15 min
29
What is a cook off?
When a round self detonates from heat build up in a weapons chamber
30
If you hear a pop or experience a change in felt recoil, what should you do?
Don’t apply immediate actions, stop firing bc bullet can be stuck in barrel.
31
What could happen if immediate actions is applied and the M4 was fired with a bullet stuck in the barrel?
The weapon could explode resulting in damage to the weapon
32
What should you do if a bullet is stuck into the barrel?
Clear weapon, open receivers, remove bolt carrier group and inspect for obstruction
33
What type of malfunction is considered severe
Failure to extract
34
3 types hub lube?
CLP,LSA, LAW
35
Temperature for CLP and LSA
Negative 1 and above
36
For -10r Fahrenheit and below
LAW
37
Definition of lightly lubricated
Barely visible to the eye
38
Generously lubricated
Enough to be spread with a finger
39
What must you do before switching lubricants on the M4
Completely remove old lubricant
40
Until artic conditions, what actions must you take to prevent M4 from freezing and becoming inop
Clear and hand cycle the weapon every 30 min
41
Under hot,wet jungle conditions, how should the M4 be lubricated?
Clean and lubricated more frequently with CLP LSA
42
What must the weapon and magazine be frequently inspected for in hot, wet jungle climate
Corrosión
43
Im hot,, dry desert climates, how should the M4 be lubricated
Lightly lubricantes internal parts only using CLP and LSA
44
In hot, dry desert climates, what must be continually cleaned from the weapon to prevent stoppage?
Sand, fine dust
45
In hot, dry desert climates, how often should you clean your rifle?
Daily or asap after firing
46
In hot,dry, desert what can you do to keep dust and sand out of rifle?
Use muzzle cap, keep ejection port closed, keep magazine installed, use protection bag, clean weapon and mag frequently
47
As a minimum what items must be contained in the M4 weapon cleaning kit?
Cleaning rod sections, cleaning rod handle, eyelet, small arms cleaning brush, bore brush, chamber brush, patches, cloth, pipe cleaners, lubricant CLP AND LSA
48
What item from your cleaning kit cleans the firing pin hole?
CLP
49
What item cleans carbon from the back of the M4 bolt
Old worn bore brush and CLP
50
How is the chamber brush used to clean the M4
Attach a cleaning rod handle, plunging and turning strokes
51
Under normal conditions, how should the bolt assembly and cam bolt be lubricated?
Generously
52
M4 front sight lubrication
In drop of CLP or LSA onto the front sight post pin
53
When operating under normal conditions, how should the gas carrier key be lubricated on the M4
One drop on the bolt carrier key
54
Proper method of lubricating the ejector
Apply a few drops of CLP to the ejector, press down on ejector to work lubricant in
55
During inspection and cleaning, what items should you check on the barrel assembly
Compensator looseness
56
When carrying the M4, what safety rules apply
Weapon safety briefing

QC (5 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions