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315 Cards in this Set

  • Front
  • Back

What explosive do we use as the comparison to measure explosive power?

TNT

What are the economic requirements for military explosives?

cheap, plentiful, and not vital to any other phase of the war effort

What is brisance?

fragmentation effect

What term describes the tendency of a substance to produce vapors?

volatility

When a military explosive does react with the metal the encases it or with another explosive, it is said to have what characteristic?

natural combatibility

What is meant by explosive toxicity?

an explosives poisonous properties

What is hygroscopicity?

moisture absorbing properties of explosives

What is the auto combustion rate of low explosives?

1,300 fps

What term do we use to describe the tendency of a substance to burn with a rapid and sparkling combustion?

deflagration

What condition is necessary for an explosive to detonate rather than deflagrate?

confinement

What are the basic components of an explosive train?

detonator, booster, bursting charge

What is a relatively small and sensitive initial component that begins the functioning of the explosive train?

primer

What are the two means by which we can activate a detonator?

primer or non-explosive impulse

What is the purpose of the delay?

controls the time delay in the function of the train

What does an explosive booster do?

detonates the main charge (amplifies the detonation received from detonator)

Which explosive train would cause a bomb to detonate on impact?

super-quick

In a GP bomb, what does the most damage?

blast

What effect causes greater penetration of the explosive charge?

Monroe

What happens when you increase the stand off distance of an explosive?

greater penetrating effect (Monroe)

Name 4 weapons that use the Monroe effect

artillery shells, rocket warheads, demolition charges, and antitank mines

What are the 4 factors that effect the visibility of pyrotechnics?

candlepower, color, weather, and light

What type of weather reduces the visibility range of pyrotechnics?

Rain

How do we classify pyrotechnics?

according to purpose (illuminants, signals, simulators)

What are two effects of signals?

light and smoke

How can you I.D. pyrotechnic ammunition?

Info on data plate, normally painted white with black lettering and color markings of signal produced

How long does the AN-MK6 MOD 3 signal burn?

40 mins

What is the candle power rating of an AN-MK 13 flare?

3,000 candlepower

Which day/night signal is designed to be used with only one hand?

MK 124 MOD 0

How many flares does the personnel distress kit A/P 25S-1 contain?

7

At what height and for how long does the A/P 25S-1 burn?

min. height of 300 ft for 5 seconds

What is the A/P 25S-5A distress kit designed to do?

Launch a signal that will penetrate a heavy foliage canopy and deliver display 700-1250 ft

How long does the A/P 25S-5A distress signal kit flare burn?

9 seconds

What is the maximum height theM127A1 signal will reach?

650-700 ft

What is the candlepower of the M127A1 ground illumination signal?

50,000 candlepower

What are the 5 main assemblies of the M131 ground illumination signal?

launcher, igniter, delay, parachute, and illuminant composition

What is the M131 signal designed to do?

produce a distinctive red light above ground, fog, haze, or overcast

What safety equipment is required for handling the MK50 Mod 0 flare?

protective mask and butyl rubber gloves

Which military weapons do we classify as small arms?

weapons with a bore diameter of 0.50 in or less

What terms do we use to describe the measurement of small arms?

caliber and gauge

What cartridge is the exception to shotgun gauging?

0.410

What color is the tip of an Armor Piercing bullet painted?

black

Against what type of target do we use ball ammunition?

personnel and light material

What do grenade cartridges do?

propel grenades and ground signals from launchers attached to rifles or carbines

What is the purpose of tracer rounds?

illuminate a gunners path of bullets and incendiary purposes

For what do we use noncombat ammunition?

testing weapons and special training

Which type of round do we use for weapons loading training?

dummy

Why is wadcutter ammunition used?

cut clean holes in paper targets

What is a small arms cartridge?

complete assembly of all components necessary to fire the weapon once

What part of the cartridge case holds the projectile (bullet)?

neck

Where are the primer pocket and extracting groove located?

head

What causes a bullet to spin?

the rifling of the barrel

What is the purpose of the meplat?

to reduce the possibility of ricochet

to what part of the cartridge case is the bullet crimped?

cannelure

What are the classifications of air force grenades?

service, practice, and training

Which grenade has a high-explosive or chemical filler?

rifle grenades

What are the uses of hand grenades?

inflict casualties/damage, screening, signaling

What are some of the tactical uses of service grenades?

frag, irritant, riot control, smoke, incendiary

What does the M26-series frag grenade use for a body in place of the old castiron grenade bodies?

thin metal body lined with wire wound coil

What is the explosive filler for the M26-series grenade?

0.39 pound of comp B

Why is the base of the M34 grenade tapered?

so it can be mounted on an M1A2 grenade projection adapter

What is the filler agent for the M34 grenade?

15 oz of White Phosphorous

What are the uses of the M25-series grenade?

riot control

Which grenades are used with the M1A2 grenade projection adapter

chemical hand grenades

What pub contains guidance on the safety and handling of grenades

91-201 and item T.O.'s

Why must M34 grenades be stored fuze end up?

to avoid possibility of leakage

What compound do you use to treat the floors and magazines used to store chemical grenades?

sodium silicate

What do you look for when inspecting grenades?

damaged containers, unauthorized fuzes, missing safety pins, leaking fillers, corrosion, mixed lots, incorrect packing

What is the killing agent of the M18A1 anti-personnel mine?

700 steel balls

What is the effective kill range of the M18A1 mine?

100 meters

When using a claymore mine, what safety precaution must you observe?

personnel up to 100 meter to the sides or rear should take cover for protection

What is the special feature that makes the M14 almost undetectable by magnetic mine detectors?

made of plastic

What are the two limitations of the light mortars?

short range and small explosive charge

What type of mortar can be broken down into several smaller loads for easier transport?

medium

What is required to move heavy mortars?

trucks or tracked mortar carriers

What initiation source do we primarily use to detonate High Explosives?

blasting caps

Name the two types of blasting caps

electric and nonelectric

What is the purpose of the yellow band painted on military safety/time fuzes?

to determine lenghts

What is the rate of detonation for det cord?

20-21,000 fps

What is the purpose of the M60 igniter?

to light a safety/time fuze

For what do we use a flash ventilated squib?

to ignite pyrotechnic or incendiary compositions or black powder

What is the purpose of the initiator well on the TNT demo block?

receiving the initiating explosive charge

What is the advantage of military dynamite over commercial dynamite?

safer to store, transport, and handle

What is the M1 clip used to hold together?

two strands of det cord

Upon what factor does the rate of detonation depend?

degree of confinement and loading density

How can you achieve an airburst with a GP bomb?

use a time action High explosive train

The penetrating action of a shaped charge is the result of the?

shock wave and a jet of dense gas

What pyrotechnic effect is created by the AN-MK 13 signal?

smoke and flare

When and where is the MK 124 Mod 0 used?

day or night, land or sea

How much light does the M127A1 signal produce?

50,000 candlepower

What is the largest caliber ammunition we classify as small arms?

.50 cal

What hazard is involved in using blank ammunition?

the wad can cause injury

What are the components of a typical small arms cartridge?

cart case, primer, bullet, propellant

What substance is the explosive filler for the M30 practice grenades?

black powder

How far in front of the M18A1 mine do we consider the danger zone?

250 meters

How far behind an M18A1 mine should personnel take cover before they fire at it?

100 meters

The M112 demo block is made of what substance?

Composition C-4

The difference between commercial dynamite an military dynamite is what?

military dynamite does not contain nitroglycerin

In what length is fire wire issued?

500 ft

How do we classify fuzes?

position, action, and method of arming

Name the types of fuze action

impact, time and proximity

What principle of detonation does the proximity fuze use?

once the bomb reaches height of function it detonates

What are the two main types of fuze arming?

mechanically timed and electrically timed

What are the most common safety features found in bomb fuzes?

seal wires, cotter pins, safety blocks, det safe feature

What safety device is normally installed at the time of manufacture?

safety blocks

When do you remove the sealing wire from an M904 nose fuze?

just prior to take off

What is the purpose of the empty delay cavity on the M904 and M905 fuze?

acts as an interrupter to the explosive train of the fuze during handling

Which adapter booster do we use with the M904?

T45

What provides the rotational force required to arm the M905?

ATU-35

What happens to the FMU-54/B fuze if the fin malfunctions?

will not arm

What provides ground handling safety for the FMU-54?

safing pin

Name 3 different electrical fuzes

FMU-81/B


FMU-124


FMU-139 A/B


FMU-143


FMU-152

How many FZU-2/B boosters are required for use when an FMU-81/B fuze is installed in the tail of a bomb?

1

Which fuze has only one safety device that is installed through the safety release shaft and safety device assembly?

FMU-124

Which fuzes are used by both the AF and the Navy?

FMU-139A/B


FMU-152

What provides electrical power in the FMU-139A/B fuze?

FZU-48

What provides electrical power in the FMU-143 series fuze?

FZU-32

What provides electrical power in the FMU-152 series fuze?

FZU-55

What type of sensor is the DSU-33?

Doppler ranging radar proximity sensor

List the types of munitions that use the DSU-33

M117


MK 80


JDAM

Which tail fuzes are employed with the DSU-33?

FMU-139


or


FMU-152

Which dispensers use the FZU-39 proximity sensor?

SUU-64, 65, and 66

What are the function height settings for the FZU-39?

300-3,000 ft

Which booster does the FMU-113 use?

FZU-2

What indicates the FMU-113 fuze is armed?

any position of armed indicator red

How much of the assembled M117 series bomb weight is the explosive charge?

45%

Which conical fin does the M117 use?

MAU 103 conical

Which AIR fin does the M117 use?

BSU93/B AIR

What are the combined effects of the MK80 series bombs?

blast, frag, and penetration

Which MK 80 series bomb weighs 500 lbs?

MK 82

How can a MK82 series bomb produce a mining or penetrating effect?

by using a delay action fuze

Which fin is designed for high-speed, low altitude delivery on the Mk82?

BSU-49 AIR

What is the NEW of the MK84 bomb?

945 lbs

What are penetrator bombs designed to do?

to be used on hardened targets

What are the 4 penetrator bombs the AF uses?

BLU-109


BLU-113


BLU-118


BLU-122

What is the BLU-109 capable of doing?

penetrate 4-6 ft of reinforced concrete

What penetrator is 4,000 lbs?

BLU-113

Which penetrator is used as the warhead for the GBU 28's?

BLU-113

Which penetrator was designed to be more lethal in confined spaces?

BLU-118

Which penetrator is a 5,000 lb bomb?

BLU-122

What munition does the external appearance of he M129 resemble?

M117 750 lb GP bomb

What is the payload of the M129 series bomb?

110 paper rolls

What separates the two bomb halves of the M129 series leaflet and MJU-1 series countermeasure bomb?

det cord

What bomb was designed to drop leaflets from high performance aircrafts?

PDU-5

In what type of situations is the BLU-126 low collateral damage bombed designed to be used?

friendly forces/ civilians close to target

What is the NEW of the BLU-126 LCDB?

27 lbs

Why does the AF use practice bombs?

air and ground crew training

When is the CXU-3A/B spotting charge used?

in the BDU-33 when the danger of starting a fire is very high

What practice bomb simulates the MK82 high-drag bomb?

BDU-48

What live item does the MK106 simulate?

retarded nuclear weapon

Which CBU-87 series bomb comes equipped with a dummy proximity sensor?

CBU-87/B

What type of bomblets are used in the CBU-87?

antimateriel/antitank

Which bomblets are loaded in the CBU-87?

97/B


97A/B

What is the major difference between the CBU-89 and the CBU-87?

canted fins

How many and what type of bomblets are loaded in the CBU-89?

72 BLU-91/B and 22 BLU-92/B

How is the CBU-89 delivered from the manufacturer?

In complete round form

For what type of targets are the BLU-91 bomblets designed?

tanks

How many and what type of bomblets are loaded in the CBU-97?

10 BLU-108 submunitons

For what type of target is the CBU-97 designed for?

tanks and armored support vehicles

What CBU-97 series device destroys the target when its detected?

explosive forged penetrating projectile

Which CBU series is considered to be wind corrected munitions?

CBU-103 104 and 105

Where is the wind corrected munitions dispenser kit mounted?

in place of original tail fin assembly (aft end)

what components make up the wind corrected munitions dispenser kit?

fin guidance system, umbilical connector, operational flight software

how does the wind corrected dispenser kit function?

provides guidance and navigation during free flight

how are 20 mm cartridges classified?

according to their purpose

How is an API round initiated?

by impact of projectile

What is the SAPHEI PGU-28 series round used for?

aircraft and light materiel targets

What are the combat effects of an HEI round?

combined explosive and incendiary effect

Name 2 uses for 20 mm dummy ammo

drill and feeder testing assembly

what is the 20mm cartridge case made of?

brass

what prevent sthe gas from escaping past the projectile when the round is fired?

rotating band

what is the purpose of the bourrelet?

forward bearing surface to prevent projectile from wobbling

What do the other chemicals in double-base propellant do?

minimize smoke and flash, increase stability, and permit uniform loading during manufacture

which 20 mm round requires a fuze to detonate the projectile?

HEI cart

what is the safety feature of the M505 fuze?

bore safe

how does the M505 fuze arm?

centrifugal force results from rotation of projectile

how can we ID 20 mm ammo?

model number, lot number, manufactueres symbol

where and when is the lot number assigned?

manufacturing plant

On 20mm, where is the lot number located that is used to control a complete round?

stamped on side of projectile

Is a 20mm target practice round live or inert?

projectile is inert, cartridge is live

What AF aircraft fires the 25mm round?

AC-130 gunship

what cannon fires the 25mm round?

5-barreled gatling gun

25 mm ammo is classified accroding to what?

its purpose

what is th eone difference between the components of a 20mm and 25mm round?

25mm has an ignition booster to ensure consistent propellant ignition

Which 25mm rounds use the M115 percusion primer?

They all do

What fuze is used in the 25mm HEI round?

M505

What color is 25mm dummy ammo?

gold

what markings can you find on the cartridge case of 25mm ammo?

caiber, type of projectile, designation and drawing reference number

How are 25 mm rounds packaged?

CNU-405/E containers, 80 or 100 round configurations

How is 30 mm ammo classified?

according to its purpose

the PGU-15 30mm round is used for what purpose?

pilot training, weapon testing, and aircraft system checkout

what impact fuze is used on the 30 mm HEI round?

M505A3

how far from the muzzle of the barrel is the fuze fully armed?

30 to 65 ft

what are the two purposes of the fumer charge in the API and APIT rounds?

when it burns, gases are released to reduce airdrag during flight and to give visible trace of light path

what produces the incendiary effects of the API round?

target friction

what does the projectile retaining screw in the PGU-16/A dummy round do?

holds projectile in cartridge and simulates weight of propellant

the 30 mm cartridge case is made of what?

aluminum

what type of propellant does the 30 mm round use?

double base

how can you identify 30 mm ammo?

model number, part number, lot number, and color coding

what colors are API and APIT rounds painted?

black projectile, red band, white markings

what color are dummy rounds painted?

bronze or gold projectile with black markings

where is the ammo lot number stamped?

on the side of the cartridge case

how is ammo for M2A1 cannon classified?

type projectile and/or fuze

which round has a red tracer composition and an M69 dummy fuze?

M91 target practice tracer

what fuze does the PGU-9C/B round use?

FMU-154B

what is the minimum specification no arm distance forte h FMU-154?B?

140 ft

what is the function of the MK1 ammo box?

Hold MK4, MK5, or MK6 clips (4 rounds each, 4 clips) 16 rounds

what is the classification of 105mm ammo the AF currently uses?

fixed

why is the 105 mm HE round used?

conventional fire support for harassment and interdiction, fragmentation, mining and blast effect

what point detonating fuze is used with the PGU-44/B?

FMU-153

what round produces 13,000 fragments upon detonation?

PGU-45/B, 105mm high frag

if the proximity mode fails, how does the FMU-160/B fuze detonate?

point detonating backup

what is the NEW of the inert PGU-43/B TP round with live supplementary charge?

0.3 pound TNT supp. charge

what cartridge is designed to clear a projectile lodged in the bore of a 105mm cannon?

105mm clearing round

which military aircraft carry countermeasure/decoy flares?

F15/16/22,A10, B52/1/2, C130/17/141/5

what is used to safe an ALA-17 flare for handling?

shorting clip

what is the maximum number of MJU-7 series flares that the MJU-12 flare magazine holds?

15

why is the SD-206 smokey devil flare simulator used?

to simulate a flare for training

what countermeasure consists of a towed decoy?

ALE-50

what is the maximum number of decoys that can be carries on a B-1B?

8

what is meant by "frequency reflecting dipoles"?

metallic strips cut to match different RF wavelengths

what is the purpose of chaff?

scramble enemy radar signal returns

what is the candle power range for aircraft parachute flares?

60,000-2,000,000

how do most aircraft parachute flares extend their illumination time?

support from parachutes

what is the purpose of illumination flares?

provide light for recon, bombardment, emergency night landings, search and rescue

what is the purpose of target marker flares

to light up targets providing target area ground reference

what is the average burning time of the LUU5/B?

30 mins

what color light does the LUU-5/B provide?

green

what type of illumination does the LUU-19 series flare provide?

near-infrared region for use with night vision goggles

how many LUU series flares can a SUU-25E/A hold?

8

what is the most noticeable difference between the SUU-25E/A and the SUU25F/A?

E has a 5 ohm toggle switch

how are the flares ejected from the SUU-25E/A?

rearward by gas pressure

which impulse cart is used in the SUU-25?

ARD 863's

what is a CAD?

device that uses self contained removable explosive cartridge to provide a source of gas pressure to perform intended function

when are mechanically operated initiators fired?

when a force of 20-35 lbs withdras initiator pin

how are gas fired initiators activated?

gas pressure supplied, force on firing pin shears shear pin and propels firing pin against cartridge

what do thrusters do?

position seat, stow control columns, and pop canopy locks open

what are catapults designed to do?

eject both seat and crew member safely from the aircraft under emergency conditions

what do removers do?

removes canopy from aircraft

what is a PAD?

device that uses a propellant to provide a source of gas pressure to perform intended function

why are impulse cartridges used?

to separate bombs, fuel tanks, missiles, and other stores from aircraft

what are the two types of impulse cartridges?

explosive and nonexplosive(dummy)

how is a typical impulse cartridge fired?

electric initiation

when does the service life of an impulse cartridge start?

once the hermatically sealed container is opened

what precaution must you take when handling impulse carts?

ground yourself

what is a major hazard of PADS?

susceptible to detonation by electromagnetic radiation, static electricity, or RF energy

when may you remove shunts, clips, and other shorting devices from a PAD?

continuity testing or installation

how do we classify bomb fuzes?

position, action, method of arming

what are the 3main types of fuze actions?

impact, time, and proximity

where is a proximity fuze placed on a bomb?

nose

in an electronically timed fuze, what component replaces the arming vanes used in mechanically timed fuzes?

electric charging assembly

the design of which safety feature is to prevent movement of the arming heads, arming stems, and strikers while the fuze is being handled?

cotter pins

what do you have to do to place the "seconds to arm" below 6 on the M904?

remove stop screw from fuze body

what adapter booster is used with the M904 fuze?

T45

in a bomb body, where is the M905 fuze installed?

tail fuze well

FMU-54 series tail fuzes are used in?

MK 80 series GP bombs with AIR

with electrical fuzes, what device is used in place of arming wire?

battery-firing device

How many FZU-2/B boosters are used with thr FMU-81/B fuze when installed in the nose or tail fuze wells respectively?

Four to one

What component provides the electrical power needed to operate the FMU-139A/B fuze?

FZU-48/B initiator

the FMU-143 series fuze was designed for use in?

penetration bombs

what provides the electrical power needed to operate the FMU-143 series fuze?

FZU-32 series fuze initiator

what hazard is associated with the DSU-33 proximity sensor?

thermal battery

which sensor is a radio frequency radar ranging system used with the suspension unit (SUU)64/65/66 dispensers?

FZU-39/B

what component is used to adapt a nose fuze for an M series bomb?

adapter booster

which provides high-drag, low-altitude, bombing capability for the M117 bomb?

BSU-93/B

Which AIR fin is used on the MK82?

BSU-49/B

which bomb is used as the warhead in the BGU-28A/B?

BLU-113

which bomb is filled with thermobaric explosive?

BLU-118

externally, the M129 leaflet bomb is similar to?

M117 750 lb bomb

which SUU does the PDU-5/B utilize?

SUU-76C/B

the BLU-126/B bomb is identical to?

MK82 500l b bomb

What is the NEW of the BLU-126/B?

27

what is the weight of the BDU-33 series practice bomb?

25

the BDU-48/B resembles the ballistics of the ?

MK82 high-drag munition

which SUU dispenser does the CBU-87 cluster bomb use?

SUU-65

which submunitions are loaded into CBU-87 cluster bomb?

BLU-97 bomblets

what is the only difference between the CBU-87/B and the CBU-87A/B cluster bombs?

the A/B has the live FZU-39/B sensor installed

How many different types of bomblets are loaded into a single CBU-89/B cluster bomb at one time?

2

how many projectiles are contained in each BLU-108/B submunition?

4

what ejects the BLU-108 series submunition into the airstream?

airbag ejection system

the components of a wind corrected munitions dispenser consists of?

fin guidance system, variable position umbilical connector, and operational flight program

which wind corrected munitions dispenser component cants the fins to spin the dispenser during flight?

control actuation assembly

what 20mm round is used for drill or feeder assemblies?

dummy

what M505 series fuze safety feature prevents accidental arming during handling?

bore safe

what is the arming delay distance for the M505 fuze?

10 to 35 ft

the identifying information on a 20 mm round is marked on the?

projectile

when 20mm ammo is bulk packed how many rounds may you expect to find in an M548 container?

200-250

what aircraft cannon fires the 25mm round?

GAU-12

how can you tell a 25mm dummy round from others?

dummy cart projectile is nonseperable and the whole thing is gold in color

when 25mm ammo is bulk packed how many rounds can you expect to find in a CNU-405 container?

80-100

how is the ignition from the primer carried to the propellant in a 30mm target practice round?

primer ignites black powder in flash tube which ignites propellant

which device holds the ball rotor of the 30 mm M505A3 impact fuze in an unarmed position until it is fired?

lock ring

which component allows the 30mm armor-piercing round to achieve target penetration?

depleted uranium penerator

what is the purpose of 30mm dummy ammo?

training and mechanical cycling of a gun system

how long does the red tracer composition burn in the 40 mm AAA, target practice tracer (M91) round?

12 seconds

what are the components of a 40 mm round?

primer, cartridge case, propellant charge, projectile and fuze

what is the total number of rounds the MK1 ammunition box can hold?

16

what aircraft fires 105mm ammo?

AC-130

what type of explosive is loaded in the projectile of the 105 mm HE round?

Comp B

how many fragments will the HF PGU-45/B projectile produce?

13,000

what is the factory set HOB for the FMU-160/B fuze to optimize lethality?

15 ft

what was the 105mm clearing cart designed to do?

clear a projectile lodged in the bore of a 105mm cannon

what are countermeasure flares designed to do?

divert enemy aircraft infrared/heat-seeking missiles from friendly aircraft

which impulse cart initiates the MJU-7/B flare?

BBU-36/B

the SD-206 infrared flare provides?

smoke to simulate flare for training purposes

which impulse cart does the RR-170 chaff cart use?

BBU-35/B

the LUU-2 series aircraft flare produces?

two million candlepower for an average time of 5 minutes

what output does the LUU-5/B target marker produce?

green light

what output does the LUU-19 series illumination flare produce?

light in the near infrared region

in which direction are flares launched from the SUU-25E/A flare dispenser?

rearward

what impulse cart supplies the gas pressure to launch the flares from the SUU-25E/A?

ARD-863-1

the gas pressure produced by the impulse in a SUU-25 ejects the flare at what speed?

65 fps

In CADs, what are initiators designed to do?

supply gas pressure to remove aircraft canopies

in CADs, what are removers designed to do?

eject aircraft canopy

what are two types of impulse carts found in PADS?

explosive and nonexpolsive

what must you do before you handle any impulse cart?

ground yourself