Cheat Sheet Flashcards
Description of M16A2 / M4 (M4A1)
5.56mm Magazine fed Gas operated Air cooled Semiautomatic / Fully automatic Handheld Shoulder-fired weapon
Maximum range of M4
3600m
Muzzle velocity of M4
2970 fps
Maximum effective range of M4
500m - point target
600m - area target
Marksmanship Fundamentals
S - Steady Position
A - Aiming
T - Trigger Squeeze
B - Breath Control
Types of Ammunition
Ball Tracer Blank Dummy Plastic
Immediate Action for M16A2 / M4
T - Tapp
R - Rack
R - Reassess
Immediate Action (SPORTS)
(S)lap the magazine to ensure it is properly seated.
(P)ull the charging handle back.
(O)bserve the ejection. Look into the chamber.
(R)elease the charging handle.
(T)ap the forward assist.
(S)hoot
Remedial Action
Attempt to place weapon on safe
Remove magazine
Lock the bolt to the rear
Place weapon on safe (if not already done)
Cycling Functions of an M16A2 / M4
Feeding Chambering Locking Firing Unlocking Extracting Ejecting Cocking
Possible Malfunctions of an M16A2 / M4
Failure to feed, chamber, or lock
Failure to fire
Failure to extract
Failure to eject
Major Terrain Features
Hill Valley Ridge Saddle Depression (Hidden Valley Ranch Salad Dressing)
Minor Terrain Features
Spur
Draw
Cliff
Supplementary Terrain Features
Cut
Fill
3 Types of North
Grid (Map)
Magnetic (Compass)
True (North Star)
Maximum range of M249 SAW
3600m
Maximum effective range of M249 SAW
1000m
800m - area
600m - point
Cyclic rate of fire of M249 SAW
850 rounds / min
Rapid rate of fire of M249 SAW
250 rounds / min
Maximum sustained rate of fire of M249 SAW
85 rounds / min
Maximum range of M240B
3725m
Maximum effective range of tripod mounted M240B
1100m - area
800m - point
Maximum effective range of bipod mounted M240B
800m - area
600m - point
What does AR 670-1 cover?
Wear and appearance of Army uniforms and insignia