Introduction to Crew Served Weapons

Question 1

Weapons Platoon mission is to

Answer 1

provide fire support coordination, light mortar, anti-mechanized assault, and medium machine gun support for the infantry company and its subordinate elements.

Question 2

Platoon Headquarters consists of

Answer 2

 Platoon Commander, First Lieutenant, 0302
 Platoon Sergeant, Gunnery Sergeant, 0369
 Platoon Messenger, Pvt-Cpl, 03XX
 Total: 3 Marines.

Question 3

Task Organization, Light Weight Crew Served Mortar System (LWCMS) Section consists of

Answer 3

 Section Leader, Staff Sergeant, 0369
 Three squads per section, one M224 Mortar per squad, squad leader/gunner, Sergeant 0341
o Assistant gunner, Lance Corporal, 0341
o Ammoman, Private, 0341
 Table of Equipment (T/E): There are three M224 LWCMS mortars within the section and one per squad.
 Total: 10 Marines.

Question 4

Task Organization, Machine Gun Section consists of

Answer 4

 Section Leader, Staff Sergeant, 0369
 Three squads per section, squad leader, Sergeant, 0331
 Two machine gun teams per squad
o Team leader, Corporal, 0331
o Gunner, Lance Corporal, 0331
o Ammoman, Private, 0331
 T/E: There are six M240B medium machine guns per section, two per squad, and one per machine gun team.
 Total: 22 Marines

Question 5

Task Organization, Assault Section consists of

Answer 5

 Section Leader, Sergeant, 0351
 Three squads per section, Squad leader/Gunner, Corporal, 0351 (total 4 Marines)
 Assault team two teams per squad
 Team leader/gunner, Lance Corporal, 0351
 Assistant Gunner, Lance Corporal, 0351
 T/E: There are six MK153 SMAWs per section, two per squad, one per team.
 Total: 13 Marines.
 Total for the Platoon: 48 Marines.

Question 6

Weapons Company mission is to

Answer 6

provide fire support coordination, medium mortar, anti-mechanized assault, and heavy machine gun, support for the infantry battalion and its subordinate elements.

Question 7

Task Organization, Company Headquarters consists of

Answer 7

 Company Commander, Major, 0302
 Executive Officer, Captain, 0302
 First Sergeant, First Sergeant, 8999
 Operations Chief, Master Sergeant, 0369
 Property NCO, Sgt, 0311
 Messenger/Driver, Corporal, 0311
 Messenger/Driver, Corporal, 0311
 Total: 7.

Question 8

Task Organization, 81MM Mortar Platoon consists of

Answer 8

Platoon Headquarters
Sections (2)
T/E: There are eight 81MM Mortars per platoon broken down into four mortars per section, and one per squad.
 Total for the Platoon: 68

Question 9

Anti-Armor Platoon consists of

Answer 9

Platoon Headquarters
Javelin Section
Antitank Section
T/E: The platoon is equipped with eight Javelin Missile systems located in the Javelin section and eight M220E4 TOW missile systems located in the Antitank section.
 Total for the Platoon: 41.

Question 10

Heavy Machine Gun Platoon consists of

Answer 10

 Platoon Headquarters
o Platoon commander First Lieutenant, 0302
o Platoon sergeant Gunner Sergeant, 0369
o Messenger, Private 0331
o Messenger/Driver Private 0331
 Sections (3)
o Two squads per section, Section Leader/1st Squad Leader, Sergeant 0331
 T/E: The platoon is equipped with six M2 .50 cal Browning Machine Guns and six MK19 mod 3 40MM Automatic Grenade Launchers. This is divided into two M2s and two MK19s per section, with each squad having one M2 and one MK 19.
 Total for the Platoon: 28.

Question 11

Scout Sniper Platoon Task Organization consists of

Answer 11

 Platoon Headquarters
o Platoon commander First Lieutenant, 0203
o Platoon sergeant Gunnery Sergeant, 0317
-Section (2) 2 teams per section, senior team leader is section leader
 Teams (4)
o Six Marines per Team
 T/E: The platoon is equipped with eight M40A3 7.62 Sniper Rifles and four M82A3 SASRs.
 Total for the Platoon: 26.

Question 12

The 60mm mortar, M224 Lightweight Crew Served Mortar (LWCMS), is a

Answer 12

smoothbore, muzzle loaded, high angle of fire weapon

Question 13

The components of the mortar consist of

Answer 13

a canon, sight, mount, and baseplate

Question 14

Computation of fire commands and fire adjustment must be understood by

Answer 14

platoon commanders, squad leaders, and others in the company

Question 15

Characteristics of M224 60 MM LWCMS Mortar are

Answer 15

 M225 Cannon 14.15 lbs
 M170 Bipod 15.21 lbs
 M64 Sight 2.5 lbs
 M8 Baseplate 14.41 lbs
 M7 Baseplate 3.6 lbs
 SL-3 Complete 76.6 lbs

Question 16

Rates of Fire/Range for M224 60 MM LWCMS Mortar are

Answer 16

 Maximum rate of fire is 30 rounds per minute for four minutes.
 Sustained rate is 20 rds per minute.
 Maximum effective range: 3500m

Question 17

5 Types of Ammunition for M224 60 MM LWCMS Mortar are

Answer 17

 High explosive.
 White phosphorus.
 Illumination.
 Practice.
 Training.

Question 18

The M240B machine gun is an

Answer 18

belt-fed, air-cooled, gas-operated, fully automatic machine gun that fires from the open bolt position

Question 19

MK153 Shoulder Launched Multipurpose Assault Weapon (SMAW) is

Answer 19

a one-man operable, 83 mm smooth bore, shoulder-fired, rocket launcher with a spotting rifle attached to the right side of the launcher tube.

Question 20

The MK153 Shoulder Launched Multipurpose Assault Weapon (SMAW) is aimed by using the

Answer 20

 Iron sights
 Telescopic sight
 The AN/PEQ-2A can also effectively be used on this weapon system in conjunction with night vision goggles.

Question 21

The SMAW fires a

Answer 21

 Practice Rocket.
 HEDM (High Explosive Dual Mode) Rocket which is employed against bunkers and field fortifications.
 HEAA (High Explosive Anti Armor) rocket, which is employed against armor vehicles.
 NE (Novel Explosive) rocket, which is a thermobaric explosive and is employed against large field fortifications and structures

Question 22

Rocket launcher weight and length are

Answer 22

16. 9 pounds

29. 9 inches

Question 23

Encased rocket (as carried) weight, length and caliber are

Answer 23

12.7 pounds
27.3 inches
83 mm

Question 24

Spotting rifle weight, length and caliber are

Answer 24

3.74 pounds
27.3 inches
9 mm

Question 25

Telescopic sight (MK 42 MOD 0) weight, Length, magnification, and field of view are

Answer 25

1.99 pounds 7.9 inches 3.8 times 6 degrees

Question 26

Weapon ready to fire weight, length, range and Time of flight to 250 m are

Answer 26

29.0 pounds 53.1 inches Minimum-17 m Maximum-1800 m Maximum effective (HEDM)-250 m Maximum effective (HEAA)-500 m 1.6 sec

Question 27

MK153 Shoulder Launched Multipurpose Assault Weapon (SMAW) Penetration capabilities Bunker, sandbag, with wood reinforcements are

Answer 27

7 feet

Question 28

MK153 Shoulder Launched Multipurpose Assault Weapon (SMAW) Penetration capabilities with brick are

Answer 28

12 inches

Question 29

MK153 Shoulder Launched Multipurpose Assault Weapon (SMAW) Penetration capabilities with concrete are

Answer 29

8 inches

Question 30

MK153 Shoulder Launched Multipurpose Assault Weapon (SMAW) Penetration capabilities with steel armor

Answer 30

1 inch

Question 31

MK153 Shoulder Launched Multipurpose Assault Weapon (SMAW) Penetration capabilities with Anti-armor round are

Answer 31

23 inch/steel

Question 32

The 81mm mortar, M252, is a

Answer 32

smoothbore, muzzle loaded, and high angle of fire weapon

Question 33

The components of the mortar consist of a

Answer 33

cannon, sight, mount, and base-plate.

Question 34

Characteristics of a M252 81 MM Mortar are

Answer 34

```  Cannon M253 35 lbs  Mount M177 27 lbs  Base-plate M3A1 25.5 lbs  Sight M64A1 2.25 lbs  SL-3 Complete: 89.75 lbs ```

Question 35

Rates of Fire/Range for M252 81 MM Mortar are

Answer 35

 Maximum rate of fire is 30 rounds per minute for two minutes  Sustained rate of fire is 20 round per minute  Maximum Effective Range: 5700m

Question 36

Types of Ammunition for M252 81 MM Mortar are

Answer 36

```  High explosive  White phosphorus  Red phosphorus  Illumination  Practice  Training ```

Question 37

The Javelin is a

Answer 37

fire-and-forget weapon system (increases gunner survivability), soft launch (very small backblast), dual mode (top attack or direct fire), man-portable, medium antitank weapon

Question 38

The Javelin missile has an increased capability to

Answer 38

engage and defeat tanks and other armored vehicles

Question 39

Javelin ranges are

Answer 39

``` Maximum- 2000 meters + Maximum effective- 2000 meters Minimum- 65 meters ```

Question 40

M41 Saber System (TOW) is

Answer 40

a heavy antitank/assault weapon that can be fired from a tripod or an armored high mobility multipurpose wheeled vehicles (HMMWV) with a special mount.

Question 41

The TOW 2 is located in the

Answer 41

infantry battalion, tank battalion, Light Armored Reconnaissance (LAR) and with the AH-1W helicopters. Unlike its predecessor, which was restricted during periods of limited visibility, the TOW 2 weapon system has all weather capability.

Question 42

TOW weapon system complete weighs

Answer 42

265 pounds

Question 43

TOW Missile weighs

Answer 43

50 pounds

Question 44

TOW Ground mounted ready to fire weighs

Answer 44

300 pounds

Question 45

TOW ranges from

Answer 45

Minimum- 65 meters Maximum- 3750 meters

Question 46

TOW 2A Ammunition is

Answer 46

 Round has a 10-inch probe in front of the warhead. |  Purpose of the probe is to detonate any reactive armor found on enemy armored vehicles

Question 47

TOW 2B Ammunition is

Answer 47

 Round is a fly-over shoot down missile |  Once missile flies over the vehicle, the missile will shoot down two warheads on top of the vehicle

Question 48

TOW operates when

Answer 48

 In all weather conditions in which the gunner can see the target through the day or night sight tracker  In temperature of –32 degrees to +60 Celsius (-25 degrees to +140 degrees Fahrenheit)  At altitudes up to 3050 meters (10,000 feet). Cold weather (<0 degrees Fahrenheit) range decreases to 3000 meters

Question 49

The Browning machine gun caliber .50 HB, M2 is a

Answer 49

belt-fed, recoil-operated, air-cooled, crew-served machine gun

Question 50

M2 .50 Caliber Machine Gun is capable of

Answer 50

single shot, as well as automatic fire, and operates on the short recoil principle

Question 51

The MK19 is a

Answer 51

belt-fed, air-cooled, blowback-operated, crew-served, fully automatic 40 mm grenade launcher

Question 52

The M40A3 is a

Answer 52

7.62mm sniper rifle with a maximum effective range of 1000 meters. It has a 3-12x50, point of aim/ point of impact and a five round magazine

Question 53

The SASR is an

Answer 53

semi-automatic, 50 cal rifle that weighs about 32 pounds. It has a max effective range of 1800 meters and a 10 round box magazine