mortar employment and m252
minimum elevation for m252
0800 mills
number of mortars in a sqd
1
total turns on traversing hand wheel m252
20 turns
whats the minimum range you can boresight at?m252
200m
m177 bipod weight
27lbs
weight of m3a1 baseplat
29lbs
number of mortars in a plt
3-5
What does Destruction mean?
30% or more casualties of personnel
burst area for 60mm mortar
30m
weight of m252 cannon
35lbs
burst area for 81mm mortar
40m
what is the range of smoke m252
4950m
what is the range of illum m252
5100m
max range for m252
5608m
what is the range of HE m252
5608m
burst area for 120mm mortar
60m old 70m new
minimum range for m252
83m
total weight of m252
93lbs
What size element has its own FDC?
Mortar Section
What does the Obturation Ring do?
When the round is fires it expands and closes the gap in the tube around the round to create chamber pressure. Once the round leaves the tube it falls off.
What does Neutralize mean?
at least 10% casualties of personnel
what color is smoke m252
light green or tan
how do you achieve max range on the m252
lowest elevation max charge
what is the mount for the m252
m177 bipod
what is the nomenclature for the 81mm
m252
name of m252 baseplat
m3a1
what is the site called m252
m64a1
what is the smoke round m252
m819
what are the HE rounds m252
m821 series and m889 series
what is the illum rounds m252
m853
what is the FRTC round m252
m879
what is the SRTC round m252
m880
methods of reconnaissance
map, air, ground
how do you achieve min range on the m252
max elevation 0 charge
what is the most important criteria for selecting a mortar firing position
mission accomplishment
position selection for mortars
mission accomplishment tactical situation range target area coverage overhead and mask clearance surface conditions communications routes
what is the 1/2 2/3 rule
mortars should be able to fire 1/2 to 2/3 of their range to the front of the forward elements of the supported friendly force.
hasty occupation
not as much planing and preparation as deliberate
what color is HE m252
od green
what are 5 mortar firing formations
parallel lazy w diamond triangle six mortar star formation
deliberate occupation
planned and prepared for
what are the fuze types?
point detonating impact prozimity near surface burst delay
most important thing to remember during displacement is
range
rates of fire for m252
sus- 15rds per min indefinitely max- 30rds per min for 2 mins
emergency occupation
takes place when a call for fire received while the platoon is in a tactical movement
when is platoon displacement used?
when eneny contact is likely
what color is illum m252
white
number of mortars in a section
2-3
How far above ground does a PRX engage?
1-3m
how mils for each turn of the elevation wheel m252
10 mils
max elevation for m252
1511mils
How far above ground does a NSB engage?
1m
what does RSOP stand for?
Reconnaissance selection occupation of mortars positions
What is the first thing to lay in during a Deliberate or Hasty Occupation?
The Far Stake
What is the first thing to lay in during an Emergency Occupation?
The Mortar
What does Suppress mean?
To stop a target from doing what they are doing
what does BAD stand for on the m252
blast attenuator device
two triggers for displacement
commanders orders event oriented
what are deflection and elevation set on during bore sighting? m252
deflection 0 and elevation 0800
what do you have your deflection and elevation scales set on during emplacement? m252
deflection 3200 and elevation 1100
what are three types of occupations
deliberate, hasty, emergency
what color is the TC rounds m252
gold
