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AO2 Study Material > Airborne Weapons Assembly Manual Mk 80/BLU Series General Purpose Bombs , Mk 77 Fire Bombs And Practice Bombs Fleet Maintenance Activities > Flashcards

Airborne Weapons Assembly Manual Mk 80/BLU Series General Purpose Bombs , Mk 77 Fire Bombs And Practice Bombs Fleet Maintenance Activities Flashcards

0
Q

The amount of time or vane revolutions needed for the firing train to be aligned after the bomb is released or from time of release until the bomb is fully armed-also known as safe separation time (SST)

A

Arming time

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1
Q

A means by which a fuze is physically determined to be in a safe or armed condition

A

External evidence of arming (EEA)

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2
Q

The time required for a fuze to detonate after impact , or a preset time

A

Functioning time

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3
Q

The action that causes a fuze to detonate before impact when any substantial object is detected at a predetermined distance from the fuze

A

Proximity (VT)

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4
Q

The distance along the trajectory that a bomb travel from the releasing aircraft in an unarmed condition

A

Safe Air Travel (SAT)

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5
Q

When the functioning time of a fuze is 0.0003 seconds or less

A

Instantaneous

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6
Q

When the functioning time of a fuze is 0.0003 to 0.0005 second

A

Non delay

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7
Q

When the functioning time of a fuze is longer than 0.0005 second

A

Delay

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8
Q

Fuzes are divided into what two general classes

A

Mechanical and Electrical

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9
Q

What fuze is like the hammer and primer used to fire a rifle or pistol

A

Mechanical

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10
Q

What is used to initiate an electrical fuze

A

Electrical impulse

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11
Q

If a bomb is accidentally released during landing or takeoff , what prevents the fuze from being able to fully arm and detonate

A

Delay arming

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12
Q

What is the publication pertains to Airborne bomb and rocket fuzes

A

NAVAIR 11-1F-2

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13
Q

What publication pertains to aircraft bombs , fuzes , and associated components

A

NAVAIR 11-5A-17

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14
Q

When is the MK 339 Mod1 installed in cluster bombs

A

During assembly at the manufacture

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15
Q

Hoe can you visually tell if the MK 339 Mod 1 mechanical time fuze is armed

A

Green foil is pierced by the red indicator pin

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16
Q

On the MK 339 Mod 1 , if only the option time wire is pulled out on airborne release , what will happen to the fuze

A

The fuze will dud

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17
Q

What fuze is used with the GBU-24(series) bomb

A

FMU-143(series) electric tail fuze

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18
Q

The low drag time switch on the FMU-139 should always be in what position

A

X position

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19
Q

The MK 122 Mod 0 safety switch must be installed in what type of environment

A

RADHAZ-free environment

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20
Q

What is the classification of the DAU-33 proximity sensor

A

Confidential

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21
Q

What proximity sensor is an adverse-weather, self powered , active , radio frequency , and single mission device capable of operating in an electronic countermeasures environment

A

DSU-33 proximity sensor

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22
Q

What proximity fuze is used with the CBU-99 Rockeye and CBU-78 Gator weapons

A

FMU-140A/B proximity fuze

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23
Q

The MK80(series) GP bombs have approximately what amount of weight is made of explosives

A

45 percent

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24
Q

What is the explosive filler used in the BLU-110/111/117A/B(series) GP bombs

A

PBXN-109

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25
Q

What BLU(series) bomb is a low-collateral damage bomb

A

BLU-126/B (LOCO)

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26
Q

How is the BLU-126 B identified

A

There is an extra yellow stripe around the aft end of the bomb body

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27
Q

Name two basic nose plugs used in GP bombs

A

MXU-735/B and MXU-735A/B and the ogive nose plug

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28
Q

What nose plug us used for hard target penetration

A

MXU-735

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29
Q

What prevents premature or accidental withdrawal of the arming wires from the weapon component

A

Safety Fahnestock clips or Dexter safety clips

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30
Q

Unless otherwise specified , what safety clips are used vice Fahnestock clips

A

Dexter safety clips

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31
Q

What is the only alarming wide made of steel

32
Q

What is the most frequently used mode for bomb delivery

A

In flight selection (pilot option) mode

33
Q

How is the BSU-85/B attached to the bomb body

A

8 set crews

34
Q

What are the moveable guidance fins on the computer control group (CCG) better known as

35
Q

The heavy-walled case on the GBU-24 pave way III bomb process the penetration capability of how much reinforces concrete

A

4 to 6 feet

36
Q

The BLU-109A/B has a thermal protective coating applied to the surface for what reason

A

Increase cook off time

37
Q

What are the criteria for missing thermal coating on the BLU-109A/B

A

Must not be missing more than 20 square inches of thermal coating in a single area or more than 40 square inches total

38
Q

What general purpose (GP) bomb body is used to make up GBU-12

39
Q

What general purpose (GP) bomb is used to make up GBU-16

40
Q

What general purpose (GP) bomb is used to make up GBU-10

41
Q

What is the weight of the MK 62 mine

A

500 pounds

42
Q

What is the weight of the MK 63 mine

A

1000 pounds

43
Q

What is the weight of the MK 65 mine

A

2000 pounds

44
Q

What conversion kit is used to turn a general purpose (GP) bomb into a mine

A

MK 130 Mod 0 kit

45
Q

What section of the MK 7 bomb dispenser is the main structure that contains bombs bomblets

A

Cargo section

46
Q

What cuts the MK 7 bomb dispenser in half from front to rear

A

Two linear-shaped charges secured longitudinally inside the walls

47
Q

Practice bombs are manufactured as what type of bomb bodies

A

Solid or cast-metal bodies

48
Q

What are the two type of practice bombs

A

Full scale and sub caliber

49
Q

What practice bomb is much smaller in size and weight than the service bomb simulates

A

Sub caliber

50
Q

What practice bombs are representatives of service bombs in their size and weight

A

Full scale

51
Q

What are the two subcaliber practice bombs currently in use

A

MK 76 Mod 5 and BDU-48/B

52
Q

How much does the MK 76 Mod 5 subcaliber practice bomb weigh

53
Q

What color are practice bombs

54
Q

How is the MK 76 Mod 5 subcaliber bomb shaped

A

Teardrop shape

55
Q

How is the aft body of the MK 76 Mod 5 attached to the bomb body

56
Q

How are the tail find of the MK 76 Mod 5 attached

57
Q

What type of firing is the MK 76 Mod 5 used for

A

Impact firing (only)

58
Q

What firing pin is used in the MK 76 Mod 5 subcaliber practice bomb to initiate the signal cartridge

A

MK 1 firing pin

59
Q

What holds the signal cartridge and firing pin in place on the MK 76 Mod 5 subcaliber practice bomb

A

Cotter pin

60
Q

What thin cased cylindrical practice bomb is used to simulate retarded weapon deliver

61
Q

How much does the BDU-48/B subcaliber practice bomb weigh

62
Q

What suspension lug is used with the MK 76 Mod 5 subcaliber practice bomb

63
Q

If the use of a fuze is not desired in full scale practice bombs , what is installed in the tail fuze well to provide visual observation of weapon/target impact

A

MK 89 Mod 0 bomb spotting charge to permit the use of a practice bomb signal cartridge

64
Q

How do laser guided bombs detect target

A

Laser beam illumination

65
Q

How is the MK 89 Mod 0 spotting charge adapter kept in a safe condition during ground handling

A

Installation of a safety cotter pin in the safety pin sleeve

66
Q

What should never be packed or unpacked in a weapon magazine

67
Q

When detonated , what has a tendency to set off all explosive material that is near it

A

Bomb ammunition

68
Q

What type of ammunition cause the most injuries to personnel

A

Practice bomb

69
Q

The FMU-143/B tail fuze is used with what weapon

70
Q

The FMU-139 may be installed and retained in the GP bomb for how long

A

1 year from the date the fuze was removed from its original container

71
Q

What is section V(fire) of the Weapons Assembly Manual

A

Common Procedure

72
Q

MK 376 fuzes are restricted for what use

A

Inert use only

73
Q

What do you see when the FMU-139 is in the safe condition

A

Red and black is not visible on gag rod sleeve

74
Q

Is the MK-3 arming wire required with the FMU-139 fuze

A

No it is not required

75
Q

If the pop out pin is accidentally pulled out , what do you do

A

This is okay, push the pin all the way back in so that both holes align , then reinstall the safety pin

76
Q

If only a tail fuze us being used , what must be installed in the nose

A

Steel nose plug and support cup(ogive) tighten with spanner wrench

77
Q

Can a bomb fly with a cracked set screw

A

Yes only one is acceptable as long as the screws sit in the ā€œVā€ groove

78
Q

Fuzes exposed for more than how many days should be disposed of

AO2 Study Material (34 decks)

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