115. Weapons

Question 1

What are the firearm safety rules?

Answer 1

RULE #1 - Treat every weapon as if it were loaded.
RULE #2 - Never point a weapon at anything you do not intend to shoot.
RULE #3 - Keep finger straight and off the trigger until you are ready to fire
RULE #4 - Keep weapon on safe until you intend to fire.

Question 2

What are the characteristics of the M9 service pistol?

Answer 2

The M9 pistol is a 9mm, semiautomatic, magazine fed, recoil operated, double/single action pistol. Capacity is 15 rounds.
Maximum Range: 1800 meters
Maximum Eff. Range: 50 meters

Question 3

What are the weapons conditions for the M9 service pistol?

Answer 3

Condition 1: Magazine inserted, round in chamber, slide forward, hammer in the forward position and decocking/safety lever is on.
Condition 2: Does not apply to the M9 Pistol.
Condition 3: The chamber is empty, a magazine is inserted, the slide is forward, and the safety is on.
Condition 4: Magazine removed, the chamber is empty, the slide is forward, and the safety is on.

Question 4

How far may you disassemble the M9 weapon?

Answer 4

Field strip only. Disassembly of the M9 pistol beyond field strip (operator) level is not authorized.

Question 5

What are the steps for clearing a stoppage of the service pistol?

Answer 5

TAP: Slap the bottom of the magazine
RACK: Pull the slide to the rear and release
BANG: Sight and fire

Question 6

Name three types of hand grenades used in the US Marine Corps?

Answer 6

Fragmentation - used to produce casualties by high-velocity projection of fragments.
Chemical - used for incendiary, screening, signaling, training, or riot-control. Smoke grenades and CS grenades are in this group.
Nonlethal - used for diversionary purposes or when lethal force is not desired. Also called a stun grenade, or “flash-bang”.
Illuminating - used to provide illumination of terrain and targets.
Offensive - used for concussive blast effect.
Incendiary - used to ignite fires or destroy equipment.
Practice & Training - used for training personnel in use, care and handling of service grenades.

Question 7

What are the characteristics of the M67 grenade?

Answer 7

M67 Fragmentation Grenade:
   Maximum effective range - 40 meters
   Ammunition - HE (highly explosive)
   Effective Casualty Radius - 15 meters
   Remarks – 4 to 5 second fuse delay

Question 8

Discuss the safe handling procedures of flares.

Answer 8

Don’t handle if damaged or if parts are missing.
Use leather work gloves & helmet when possible.
Aim away from face, body, & others.
Maintain at least a 45-degree elevation to launch.
Avoid overhead obstacles and fallout.
Check wind to avoid fire, smoke, or irritation.

Question 9

What types of rounds can be fired from a mortar?

Answer 9

High explosive (HE) - Used against personnel and light materiel targets.
White phosphorus (WP) - Used as a screening, signaling, casualty-producing, or incendiary agent.
Illumination (ILLUM) - Used in night missions requiring illumination for assistance in observation.
Training practice (TP) - Used for training in limited areas.

Question 10

What are 3 machine guns used by the Marine Corps?

Answer 10

M-240G
M-249 SAW
MK-19
M-2 .50 Cal

Question 11

What are the specs of the M16A2 Service Rifle?

Answer 11

Lightweight, 5.56 mm ammunition
Magazine-fed, gas-operated, air-cooled
Shoulder-fired
Maximum effective range:
-Area target: 800 meters                                                                                                                               -Point target: 550 meters

Question 12

What are the weapons conditions of the M16A2 Service Rifle?

Answer 12

Condition 1: Safety on, magazine inserted, round in chamber, bolt forward, and ejection port cover closed
Condition 2: Not applicable to the service rifle
Condition 3: Safety on, magazine inserted, chamber empty, bolt forward, and ejection port cover closed
Condition 4: Safety on, magazine removed, chamber empty, bolt forward, and ejection port cover closed

Question 13

What are the specs of the M4 Carbine Rifle?

Answer 13

• Shorter barrel than M-16, retracting stock, lighter, easier to use close quarters and indoors
• Caliber: 5.56mm Mag: 30 rounds
• Range: Point: 500m Area: 600m

Question 14

What are the specs of the M27 Carbine Rifle?

Answer 14

New USMC infantry rifle, to replace M4/M16
• Caliber: 5.56mm Mag: 30 rounds:
• Range: Point: 600m Area: 800m

Question 15

What are the specs of the M203 Grenade Launcher?

Answer 15

• Lightweight, single-shot, breech-loaded, pump action, shoulder fired grenade launcher attached to an M16/4 variant rifle.
• Carried by a fire team leader
• Caliber: 40mm, Rounds: HE, signaling, training, CS Gas, Illum
• Range: Point 150m, Area: 350m

Question 16

What are the specs of the M249 SAW Machine Gun?

Answer 16

Caliber: 5.56mm
• Mobile, can be fired from shoulder
• Range: Point: 800m, Area: 100m Grazing: 600m
• Fire Teams Saw Gunner/A-Gunner

Question 17

What are the specs of the M777 Howitzer?

Answer 17

• True artillery unit, can transport with helo / truck.
• 155mm round
• Range: 18.4 km/15.3 mi standard munition
  
  • 30 km/ 18.6 mi rocket assisted munition

Question 18

What are the specs of the HIMARS?

Answer 18

Anti-structure, anti-artillery, anti-heavy vehicle
• Used on hard targets that are threat to M777/Troops
• 227mm round; M26 Artillery Rocket (unguided), M30 (guided)
• Sits on Army Family of Medium Tactical Vehicle (FMTV) frame “5-ton”
• Range: 70 km, 45 meter blast radius

Question 19

What are the specs of the M2 HMG?

Answer 19

• Belt-Fed, Recoil-operated, Air Cooled, crew served machine gun. Anti-Vehicle gun.
• Max(eff): 1830m, Grazing Fire: 700m
• Rounds: 0.50cal
• Unique: belt can be fed to either side, (most HMG only feed 1 way).