Weapons Flashcards
What is STOPPAGE?
An unintentional interruption in the cycle of function.
What should be the first consideration in handling any weapon to make it safe?
Clearing it
What are the three types of STAPPAGEs?
Failure to eject, failure to fire, and failure to feed.
What is the maximum range of the M203 grenade launcher?
400 meters
Define Immediate Action.
An action to reduce a stoppage without investigation the cause.
How long should you wait before opening the breech after a misfire on the M203?
30 seconds
What is the weight of an M9 with an empty magazine?
960 grams
What are the two types of sights on the M203?
Leaf and quadrant sight
When firing a weapon what does the term “trajectory” mean?
The flight path of the round from the weapon to the target.
What does S.P.O.R.T.S. stand for?
Slap, Pull, Observe, Release, Tap, Shoot
What is the muzzle velocity of the M16A1 or M16A2 or M4 rifle?
M16A1 - 3,200 ft/sec
M16A2 - 3,100 ft/sec
M4 - 2,970 ft/sec
Name the three main parts of a hand grenade.
Body, filler, and fuse
What are the eight cycles of function for the M16A1 or M16A2 or M4?
Feeding, Chambering, Locking, Firing, Unlocking, Extracting, Ejecting, and Cocking.
Name two uses for the smoke grenade.
To screen and signal personnel.
What is the weight of the M16A1 or M16A2 or M4 rifle without the magazine and sling?
M16A1 - 6.5 lbs
M16A2 - 7.8 lbs
M4 - 6.5 lbs
What are the four basic fundamentals of rifle marksmanship?
Steady position, Aiming, Breath control, and Trigger Squeeze
What is the maximum range of the M16A1 or M16A2 or M4 rifle?
M16A1 - 2,653 meters
M16A2 - 3,600 meters
M4 - 3,600 meters
What does “CLP” stand for?
Cleaner, Lubricant, and Preservative
What is a misfire?
A complete failure to fire due to a faulty firing mechanism or a faulty element in the propellent charge.
What are the primary categories of malfunctions?
Failure to feed, chamber, or lock. Failure to fire cartridge. Failure to extract. Failure to eject.
What is meant by sustained rate of fire?
The actual rate of fire that a weapon can continue to deliver for an indefinite length of time without seriously overheating.
What is meant by “zero” your weapon?
To zero your weapon is the number of clicks of elevation and windage you put on your rifle to hit the center of a target.
Describe the M16A1 or M16A2 or M4 rifle.
5.56mm, magazine fed, gas operated, air-cooled, shoulder fired weapon, that can be fired in semi-automatic or fully automatic modes. The A2 and M4 also offer a three-round burst option.
What is meant by “Cook-Off”?
When the weapon is used over a long period of time the cartridge chamber becomes very hot and could cause the cartridge to fire without the trigger being pulled.
