Section 115- Weapons Flashcards
Discuss the safety rules operating procedures for Weapons.
Treat, never, keep,keep
- 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
- RULE #5(not always known) – Know what is behind target
Discuss the characteristics of the Service rifle and its ammunition.
- The M16-/M4-series weapons are 5.56-mm, magazine-fed, gas-operated, air-cooled, shoulder-fired weapons
- Lightweight, Air-cooled, Gas-operated, Magazine-fed, Shoulder or hip fired
- Automatic fire (3 round bursts)
- Semi-automatic fire (single shot)
- Magazine capacity…………………………………………………………30 rounds
- Measurements:
- Length: 39.63 in
- Weight, with 30 round magazine………………….…..8.79 lbs
- Bore diameter……………………………………… 5.56mm
- Maximum effective range:
- Area Target …………………………………………800 meters
- Point Target ……………………………………….550 meters
- Rate of Fire:
- Cyclic………………………………………………….800 rounds per minute
- Sustained…………………………………………..12-15 rounds per minute
- Semiautomatic…………………………………..45 rounds per minute
- Burst………………………………………………….90 rounds per minute
Discuss the characteristics of the T/O service pistol and use of the lanyard.
- The M9 pistol is a semiautomatic, magazine fed, recoil operated, double/single action pistol, chambered for the NATO 9mm round
- The M9 pistol is a semiautomatic, magazine fed, recoil operated, double action pistol, chambered for the 9mm cartridge
- To fire the first chambered round in single action, the hammer must be manually locked to the rear before pulling the trigger. All shots after the first one will be fired single action because the slide automatically re-cocks the hammer after each shot
- Magazine (1). Has a 15 cartridge capacity
- Caliber………………………………….………..9x9mm (9mm NATO)
- length …….……………………………………..217 mm (8.54 in)
- Width……………….…………………………….38mm(1.50 in)
- Height………………………..…………………..140 mm (5.51 in)
- Weight (w/empty magazine)……………960 gr (33.86 oz.)
- Weight (w/15 round magazine)………..1145 gr (40.89 oz.)
- Barrel Length…………………………………..125mm (4.92 in)
- Maximum effective range………………..50 meters (54.7 yards)
- Maximum range……………………………….1800 meters (1969.2 yards)
Name the major components of the M9 pistol.
- Slide assembly
- Barrel assembly
- Recoil spring and recoil spring guide (rod)
- Receiver assembly
- Magazine assembly
Discuss the immediate action to clear a stoppage for the T/O Service pistol.
- TAP: slap the bottom of the magazine
- RACK: pull the slide to the rear and release.
- BANG: sight and fire
Discuss the (K-Bar) fighting knife.
• Marines must be trained in knife fighting techniques to defend against attacks when an opponent is either unarmed or armed with a held-held weapon. Marines experienced in offensive knife techniques can cause enough damage and massive trauma to stop an opponent. When engaged against each other, experienced knife fighters employ various maneuvers and techniques that are specific to knife fighting. Seldom, if ever, will Sailors engage an opponent in a classical knife fight
Discuss the safe handling procedures and use of the M240G
M240G machine gun
• The M240G machine is an air-cooled, belt-fed, gas-operated automatic weapon. The weapon fires from the open-bolt position and is fed by a disintegrating belt of metal links.
• The M240G is a versatile weapon that can support both offensive and defensive operations.
• It can provide a heavy volume of close, accurate, and continuous fire support
• When employed as final protective fires, forms an integral part of a unit’s defensive fire plan and can effectively break up and stop an enemy
• Measurements:
• Total system weight (gun and tripod complete) …………………….. 45.6 pounds
• Weight of machine gun……………………. 25.6 pounds
• Weight of barrel ………………………….. 6.6 pounds
• Length of machine gun …………………… 49 inches
• Height of machine gun on tripod……………………………… 17 inches
• Ranges
• Maximum ………………………………………… 3,725 meters
• Maximum effective ……………………………………………… 1,800 meters
• Grazing fire ………………………………………………………… 600 meters
• Caliber………………………………………………………………. 7.62 millimeter
Discuss the safe handling procedures and use of the frag grenade:
Fragmentation grenades
• Know where all friendly forces are located.
• Know the sector of fire.
• Use the buddy or team system.
• Ensure the projected arc of the fragmentation hand grenade is clear of obstacles
• Hand held signals/flares
• Keep away from fire.
• Don’t handle if damaged or if parts are missing.
• Handle carefully and use basic issue leather work gloves and full helmet when possible.
• Aim at all times away from face, body, and friendly troops.
• Before items are launched check wind to achieve height for visibility.
• Avoid overhead obstacles (foliage and so forth).
• Avoid fallout (rocket parts and so forth).
• Maintain at least a 45-degree elevation to launch.
• Check wind to avoid fire, smoke inhalation, or irritation with all pyrotechnic items
• Discuss the purpose, employment, and characteristics of the m203 grenade launcher
M203 grenade launcher
• The M203 grenade launcher is a lightweight, single-shot, breech-loaded, pump action, shoulder-fired weapon attached to an M16A1 or A2 rifle
• Weight of launcher unloaded……..1.4 kg (3.0 pounds)
• Caliber…………………………………..40 mm
• Maximum range…………………..400 meters (1,312 feet)
• Maximum effective range:
• Area target. ……..350 meters (1,148 feet)
• Point target. …… .150 meters (492 feet)
• The M203 fires high-explosive, illuminating, signaling, CS, and training ammunition
• Discuss the purpose, employment, and characteristics of the M249
M249 machine gun
The machine gun, light, squad automatic weapon, M249 (saw) is a gas-operated, air cooled, belt or magazine-fed, automatic weapon that fires from the open-bolt position.
• Maximum rate of fire is 850 rounds per minute
• Primarily, ammunition is fed into the weapon from a 200-round ammunition box containing a disintegrating metallic split-link belt
• As an emergency means of feeding, the saw can use a 20 or 30 round Ml6 rifle magazine
• This will increase the chance of stoppages
• The saw has a spare barrel to allow quick barrel changes during employment
• Barrels must not be interchanged with those from other saws unless the headspace has been set for that weapon by ordnance personnel
- Ammunition: Caliber………………………………………. 5.56 millimeter
- Measurements:
- Length…………………………………………………..….40.87 inches
- Weight of SAW: With bipod and tools………17 pounds
- With a 200 round drum ………………………. 23.92 pounds
- Weight of full200 round drum ……….. 6.92 pounds
- Ranges:
- Point targets……………………….. 800 meters
- Area targets ………………………. 1,000 meters
- Grazing fire…………………………… 600 meters
- Maximum… 3,600 meters
M2 .50 cal machine gun
Targeted Optical Wire-guided (TOW) weapon system
• The TOW is a crew portable, vehicle-mounted, heavy anitarmor weapon system consisting of a launcher and one of five versions of the TOW missile. It is designed to defeat armored vehicles and other targets such as field fortifications from ranges up to 3,750 meters. After firing the missile, the gunner must keep the cross hairs of the sight centered on the target to ensure a hit. The system will operate in all weather conditions in which the gunner can see a target throughout the missile flight by using either a day or night sight
- The machine gun, caliber .50, Browning, M2HB (M2 .50 cal), is a belt-fed, recoil-operated, air- cooled, crew-served machine gun. The gun is capable of single shot as well as automatic fire
- Suppress and destroy enemy fortifications, vehicles and personnel
- Defend against low-flying hostile aircraft. Destroy lightly armored vehicles
- Ammunition: Caliber………………………………………………………………………………….50 caliber
- Weights/measurements:
- Total system weight (gun, and tripod complete)……………………………… 128 lbs
- Weight of receiver ………………………………………………………………………..60 lbs
- Weight of barrel …………………………………………………………………………..24 lbs
- Length of barrel…………………………………………………………………………… 45 “
- Ranges:
- Maximum (M2 ball) ………………………………….7,400 meters (approximate)
- Maximum effective ………………………………….1,830 meters
- Grazing fire ……………………………………………..700 meters.
MK19
MK-19 machine gun
• The MK-19 is an air cooled, blowback-operated, fully automatic weapon
• The ammunition is fed into the gun by a disintegrating metallic link belt
• The MK-19 is employed from a tripod or from a variety of vehicles
• Suppress and destroy enemy personnel, fortifications, and vehicles
• Can be used to:
• Protect motor movements, assembly areas, and supply trains in bivouac
• Defend against hovering rotary aircraft
• Destroy lightly armored vehicles
• Fire on suspected enemy positions
• Provide high volumes of fire into an engagement area
• Cover obstacles
• Provide indirect fires from defilade positions
• Weights/measurements:
• Total system weight (gun, cradle, and tripod) ……………………… 140.6 pounds
• Weight of gun ……………………………………………………………… 75.6 pounds
• Weight of gun cradle (MK64 MODS) …………………………………. 21 pounds
• Weight ofM3 tripod………………………………………………………… 44 pounds
• Length of gun ………………………………………………………………… 43.1 inches
• Caliber…………………………………………………………………………. 40 millimeter
• Ranges:
• Maximum …………………………………………………..………………………2,212 meters
60mm and 81 mm mortars
60mm and 81mm mortar
• The immediate objective is to deliver a large volume of accurate and timely fire to inflict as many casualties as possible on the enemy
• The 81-mm mortar, M29Al, is a smooth-bore, muzzle-loaded, high-angle-of-fire weapon
• The components of the mortar consist of a cannon, mount, and base plate
• Weights (pounds):
• The System (including basic issue items)……………………………… 121.5
• (total in three loads)
• Barrel…………………………………………………………………………………..128
• Mount…………………………………………………………………………………40
• M3 Baseplate………………………………………………………………………25.4
• M23A1 Baseplate………………………………………………………………48
• M53 Sight unit…………………………………………………………………….2.25
• Range(Minimum to maximum) 70 to 4,737 meters
• Rate of Fire:
• Sustained ……………3 to 5 rounds per minute for 1 minute
• Maximum for 2 minutes…………..12 rounds per minute
• Maximum for 5 minutes ………….12 rounds per minute
• The following are authorized cartridges for the 81-mm mortar,
M29A1:
• High explosive–M374 series and M362 series
• White phosphorus–M375 series, M370 series, and M57 series
• Illuminating–M301 series
• Training practice–M68 and M880 (SRTR)
60-mm MORTAR, M224
• The immediate objective is to deliver a large volume of accurate and timely fire to inflict as many casualties as possible on the enemy
• Mortars are suppressive indirect fire (high-angle-of-fire) weapons. They can be employed to neutralize or destroy area or point targets, screen large areas with smoke, and to provide illumination or coordinated HE/illumination.
• The 60-mm mortar, M224, can be fired in the conventional mode or handheld mode
• The mortar is a muzzle-loaded, smooth-bore, high-angle-of-fire weapon. It can be drop-fired or trigger-fired and has four major components:
• The Canon
• The bi-pod assembly
• The sight unit
• The base plate M8or M7
• Weights:
• Complete mortar……………………………………….46.5 lbs
• Cannon, M225………………………………………..…18 lbs
• Bipod Assembly M170…………………………….…15.2 lbs
• Sight unit, M64Al ………………………………………14.4 lbs
• Base plate…………………………………………………..3.6 lbs
• Range:
• 70 to 3,490 meters
M777 howitzer
M777, 155mm howitzer
• The M777 is smaller and 42% lighter, at less than 4,100 kg (9,000 lb), than the M198 it replaces. Most of the weight reduction is due to the use of titanium. The lighter weight and smaller size allows the M777 to be transported by USMC MV-22 Osprey, CH-47 helicopter or truck with ease, so that it can be moved in and out of the battlefield more quickly than the M198. The smaller size also improves storage and transport efficiency in military warehouses and Air/Naval Transport.
• The gun crew required is an Operational Minimum of five, compared to a previous size of nine
HIMARS
M142 High Mobility Artillery Rocket System (HIMARS)
• The High Mobility Artillery Rocket System (HIMARS) is a highly mobile artillery rocket system that offers MLRS firepower on a wheeled vehicle, making it an ideal system for the medium-weight brigades under the Marine Corps. The HIMARS launcher, a wheeled vehicle, is lighter in weight compared to the Army MLRS M-270 launcher. It weighs approximately 15 tons, compared to 27 tons for the M-270
