107 Weapons Flashcards
Describe and Identify the parts and major groups within the PRIMARY Weapon: Characteristics
A. Length: 33 in B. Weight: 5.98 lbs C. Maximum Range: 3600 meters D. Maximum Effective Range: 500 meters E. Safeties: Manual Fire Control Selector F. Ammunition: 5.56 mm
Describe PRIMARY Weapon: Rate of Fire and Types of Fire
Rates
- Cyclic: 700-970 rpm
- Sustained: 12-15 rpm
- Semi auto: 45 rpm
- Burst: 90 rpm
Types of Fire
- Semi automatic
- Burst
- Automatic
Describe PRIMARY weapon Parts
- Charging Handle
- FWD Assists assembly
- Trigger
- Magazine Release Button
- Ejection Port Cover
- Front Sight Assembly
- Buttplate Assembly
- Selector Lever
- Carrying Handle
- Compensator
Discuss Post Firing Procedures and Maintenance for PRIMARY Weapon: DISASSEMBLE
- Clear and make safe
- Unsnap the sling
- Push take down pin as far as it will go, pivot upper receiver from lower receiver
- Push receiver pivot pin
- Separate upper and lower receiver
- Pull back charging handle and bolt carrier
- Remove bolt carrier and bolt
- Remove Charging Handle
- Remove Firing pin retaining pin
- Pull bolt assembly in locked position
- Drop Firing pin out rear of bolt carrier
- Remove bolt cam pin
- Remove bolt assembly from carrier
*Clean, inspect and lube with CLP, wipe dry in accordance to instructions
Post Firing Procedures and Maintenance for PRIMARY: Service/Reassemble
- Push in extractor pin
- Slide bolt into carrier
- Replace bolt cam pin
- Drop in and Seat
- Pull bolt out
- Replace firing pin retaining pin
- Engage, then push charging handle port way
- Slide in bolt carrier
- Push charging handle and bolt carrier group together
- Join upper and lower receivers
- Engage receiver pivot pin
Post Firing Procedures and Maintenance for PRIMARY: Function Check
Remove Mag check chamber
-SAFE - pull charging handle, place on SAFE. pull trigger, hammer should NOT fall.
- SEMI - Place in SEMI. Pull trigger & hold trigger. Hammer should fall. Pull handle & release. Release trigger and pull again. Hammer should fall.
- BURST - move to BURST. Pull charging handle to rear and release. Pull trigger and hold, hammer should fall. Pull charging handle to rear 3 times. release trigger & pull again. Hammer Should Fall
Describe and Identify the parts and major groups within the SECONDARY Weapon: Characteristics
Length: 7.70 in
Weight: 30.4 ounces, 42.2 w/stainless mag
Safeties: Thumb Safety (up - safe)
Ammo: 9mm
Discuss Post Firing Procedures and Maintenance for SECONDARY Weapon: DISASSEMBLE
- Press mag catch (A) and release the magazine (B)
- Pull back the slide (A) as far as it will go and hold it in the open position by pushing up the slide catch lever (C) with your thumb
- Check carefully to ensure the chamber is empty and the magazine well is clear
- Turn the take-down lever (B) to a vertical (6 o’clock) position
- Pull back the slide (A) Slightly to disengage the slide catch lever (B). Hold the slide firmly and allow it to glide forward gently. Now slip the complete assembly, compressing slide (A) and barrel (C) off the frame (D)
- Remove the recoil spring and guide (A) taking care to control the release of spring tension while pointing the assembly away from your body and in a safe direction.
- Remove the barrel (B) from the slide (C).
Discuss Post Firing Procedures and Maintenance for SECONDARY Weapon: Clean and Lube
- Barrel and Chamber
- External metal surfaces
- lubricate recoil springs
- guide, frame & rails
Post Firing Procedures and Maintenance for SECONDARY: Service/Reassemble
- Insert the barrel (A) into the slide (B), fit the recoil spring (D) and guide (C) into place. If the recoil spring and guide were separated during stripping, ensure that the narrower end of the spring is slipped over the guide first.
- During Spring Compression point away from body. Slip the assembled slide system onto the frame (E) until it contacts the end stop and hold it in place with the slide catch lever (F)
- To close the slide, Thumb down the slide catch lever. Decock the hammer (H) with the decocking lever (I) and Insert the magazine.
12-gauge shotgun: Safeties and Ammunition type
Safeties - 1 safety on trigger assembly
Ammunition types - #00 BUCK, #4 BUCK, #9 SHOT
12-gauge shotgun: Parts & Assemblies
- Stock
- Safety Mechanism
- Trigger
- Receiver
- Stock
- Breech Bolt
- Front End/Mag Cap
- Barrel/Front Sight/Muzzle
- Action Bar Lock / Push
Discuss the 7.62mm Crew Served Weapon (240G)
- Length - 48”
- Weight - 27.6
- Max Range - 3,725 Meters
- Maximum Effective Range
- 1,100 Meters with tripod
- Area - 800 Meters with Bipod / 1800 M
- Point - 600 with Bipod / 800 M w/tripod
240 G Crew Served Weapon (7.62mm) Capabilities and Characteristics
- Safeties: ONE on trigger assembly
- Ammo: 7.62 mm
- Rates of Fire - 650-350 rpm
- 100 RPM 6-9 burst @ 4-5 sec 10min interval w/barrel change
- 200 RPM 10-14 burts @ 2-3 sec intervals w/2min barrel change
- Cyclic 650-850 RPM in continuous bursts (Change barrel every minute)
Types of fire:
- Sustained
- Rapid
Type of mount: M122A1
Describe the .50 Cal Crew Served machine gun
A. Length - 65.13 in
B. Weight - 84 lbs
C. Maximum Range 6,767 m (7,400 yds)
D. Max Effec Range - 1,829 meters (2,000 yds)
E. Safeties - 1 Safety on trigger assembly
F. Ammunition types - .50 cal
Describe the .50 Cal Crew Served machine gun: Rate of Fire, Types of Fire, and Types of Mounting pods
G. Rate of fire:
- Semiautomatic
- Automatic
H. Types of Fire:
- Single Shot - Accurate out to 1500m
- Slow - Less than 40 rpm
- Rapid - More than 40 rpm, 5-7 rd
- Burts - 5 - 10 second interval
- Cyclic - 450 - 550 rpm
I. Types or Mounting Pods
-M3, MK56, and MK 93 mod
Discuss the employment, stowage, and ordering of early warning devices and pyrotechnics
-Trip flare, illuminate and give warning of attacking/infiltrating enemy troops
- use pyrotechnics/smoke signals can be used to call
- shift
- lift
- fire
- illumination
Discuss the following pyrotechnics: MK-138, MK-132, MK-131
MK-138: Swimmer recall: not for use if swimmer is not in SDV
MK-132: Flare Signal Marine
MK-131: Signal Smoke Marine
Discuss the employment, Stowage, and ordering of early warning devices and pyrotechnics:
- L118/131
- L283
- 3W92
- L118/131 - Pencil Flare
- L283 - Day/Night Signal Device (one end smoke, other flare)
- 3W92 - Diver Audible Recall (no longer used)
Discuss the GROUND SIGNAL KIT PENCIL FLARES
Lightweight pocket carry, used to aim and fire.
- Produce green Star
- Minimum alt 250ft for min of 4.5 seconds
- uses MK 31 Projector
- green pyro
Discuss the OPERATION of the Ground Signal Kit
- remove band
- bend plastic back
- screw on
- hold overhead and pint at a slight angle away from the body
Discuss the employment, Stowage, and ordering of early warning devices and pyrotechnics: SMOKE GRENADE
- Used by surface or air forces for daytime signaling, consists of:
- Cylindrical 4.5” high 2.5” with M201A1 Fuse
- Red, Green, Yellow & Violet
- Safety held in place with a cotter pin/pull ring.
Discuss the operation of the SMOKE GRENADE
- Hold Safety lever, pull pin
- thrown at least 30 ft from all personnel
- Release Strikes Primer .7 to 2 sec delay element
- 50-90 second smoke
- 12.9 ounces
Discuss OPERATION of the MK-131, MK-132
- Open velcro closure grasp signal and remove cap. Strike the Striker
- Hold signal at arms lenght on 45°
