Principles of Fire Support Flashcards
What is Rule # 1
Don’t be jacked up!
What is the max range and ECR of the M224 60mm Mortar?
3,500m, 30m
How many mortars and Marines are in a 60mm mortar section?
3 mortars and 10 Marines (3 squads with 3 Marines and 1 section leader)
What modes can be used to fire the 60mm mortar?
Drop fire mode
Trigger fire mode
Direct lay mode
What is the max range and ECR of the M252 81mm Mortar?
5,700m, 35m
How many mortars are in a 81mm mortar platoon?
8 Mortars
How many Marines make up an 81mm Mortar sqaud?
6 Marines
What does BAD stand for in regards to the 81mm Mortar and what does it do?
Blast Attenuation Device - Reduces the blast effect on the mortar crew.
What is the max range and ECR of the M327 120mm Mortar?
8,135m, 45m
How much does the 60mm weight in conventional mode?
46.5 lbs
What are the capabilities of mortars?
High volume of fire Highly responsive asset LIght, mobile, and flexible Fires from and into defilade CO's "hip pocket artillery"
What are the limitations of mortars?
Long time of flight
Ammunition consumption
Multiple displacements
Range
What is the mission of Marine artillery?
• Integrate and deliver lethal and non-lethal fires to enable joint and maneuver commanders to dominate their operational environment across the spectrum of operations.
What are the three tasks of Marine artillery?
Attack reserves and assumbly areas
Interdict supply lines
Disrupt the enemy’s command and control facilities
What is the max range of the XM777A2 155mm Towed Howitzer with and without the RAP?
18,100m, 30,100m
What is the ECR of the XM777A2 155mm Towed Howitzer?
50m
What is the max and sustained rate of fire for mortars?
30 rpm, 20 rpm
What is the range and ECR of the HIMARS M31 round?
15-70km, variable
What is the range and ECR of the HIMARS M48 ATACMS round?
70-300km, variable
What are the four artillery regiments?
10th within 2nd MarDiv
11th within 1st MarDiv
12th within 3rd MarDiv
14th within 4th MarDiv
What is the max and sustained rate of fire for HIMARS?
5 rpm, 2 rpm
How many howitzers are in a battery and battalion?
6 per battery, 18 per battalion
What is the three parts of a firing team?
Observer - “Eyes”
FDC - “Brain”
Howizter section - “Muscle”
Artillery capabilities
Maneuvering fires Massing fires Surprise fires All weather capability Fire from and into defilade Rapid displacement
Artillery limitations
Reduced effectiveness Poor terrain Close combat Air attack Ammunition/logistics burden Inability to support the initial phase of an amphibious operation Communication Counter battery radar
