Term
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Definition
| the arching flight path of the round from the muzzle to the target |
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Term
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Definition
| the elevation of that round above the line of sight |
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Term
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Definition
| the maximum elevation of that round above the line of sight along its flight path. the distance is reached at 2/3 the distance to the target |
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Term
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Definition
| The M240G cone of fire is 2 mils wide. each round travels a different path due to vibration, tolorance, shooter position, ect. the pattern is called the cone of fire |
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Term
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Definition
| is the eleptical pattern formed by the impact of rounds. It is 2 mils wide out to the maximum effective range of the gun. shape differs on uniform rising and falling terrain. |
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Term
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Definition
| anytime the enemy drops below the line of sight. larely a product of terrain |
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Term
| Ground fires: Danger space |
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Definition
| when firing over terrain, any space 1.8meters above the deck with in range of effective rounds |
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Term
| Ground fires: plunging fire |
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Definition
| where the danger space is confined to the beaten zone. High ground to low, low ground to high, and long range fires. |
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Term
| Ground fires: Grazing fire |
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Definition
| the center of the cone of fire is no more then one meter of the deck. it is the most effective type of fire we can employ. |
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Term
| Target fires: Flanking fire |
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Definition
| fires delivered on the flanks of a target when it is oriented 90 deg or more form the firing unit |
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Term
| Taget fires: Frontal fires |
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Definition
| fire delivered on the front of a target, when the target is oriented on the firing unit |
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Term
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Definition
main charge
initiating system
casing |
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Term
IED found before detonation
(5 C's) |
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Definition
Confirm IED with indicators
Clear the area about 300meters
Cordon the area with 360
Check the area with a 5/25
Control the site until EOD arrives |
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Term
| Crew served weapons caps and lims |
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Definition
requires a crew to operate
generally cannot provide their own security
force multiplier
limited mobility
specialized training |
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Term
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Definition
platoon commander
platoon sergeant
platoon messenger
3 marines total |
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Term
light weight crew served mortar system
(LWCMS)section |
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Definition
Section leader
3 squad leaders
1 tube per squad
3 marines per squad
total 10 marines |
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Term
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Definition
section leader
3 squads leaders
2 machine gun team per squad
3 marines per team
total 22 marines |
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Term
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Definition
section leader
3 squad leaders
2 team leaders per squad
1 A gunner and 1 MK153 SMAW per team
total 13 marines |
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Term
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Definition
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Term
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Definition
head quarters 4 marines
2 section leaders with 7 marines
4 squads leaders
1 tube per squad and 4 marines
platoon total 68 marines |
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Term
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Definition
| belt fed, recoil operated, air cooled, crew served machine gun. |
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Term
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Definition
receiver 60lbs
barrel 24 lbs
tripod 128 lbs |
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Term
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Definition
sustained: less the 40
rapid: 40 or more
cyclic: 450-550 rpm |
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Term
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Definition
maximum: 7400m
Max effective: 1800m
Grazing fire: 700m
tracer burn out: 900m |
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Term
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Definition
gun: 75.6
tripod 44
total 140.6 |
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Term
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Definition
sustained: 40 rpm
rapid: 60 rpm
cyclic: 325 to 375 rpm |
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Term
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Definition
maximum: 2212m
max effective: 1500m
min safe training: 310m
min safe combat: 75m |
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Term
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Definition
gun 27.1
A bag 12.9
tripod 20
total 47.1 |
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Term
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Definition
sustained: 100 rpm
rapid: 200 rpm
cyclic: 650rpm |
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Term
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Definition
maximum 3725m
max effective: 1800
grazing: 600m
tracer: 900m |
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