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Navy AM Class > Week 2 > Flashcards

Week 2 Flashcards

1
Q

What should you use to check tire pressure

A

Tire pressure gauge

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2
Q

Tread depth gauge is a sleeve top gauge graduated in______ of an inch.

A

32nds

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3
Q

What is used to measure remaining tread and depth of cuts?

A

Tread depth gauge

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4
Q

What is formed between the outer ply of cord fabric and the thread or the sidewall rubber

A

Blisters

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5
Q

Causes tire to wear rapid and unevenly at the outer edges of the tread and develops higher temperatures during use

A

Under inflation

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6
Q

Reduces tread contact area causing the tire to wear faster in the center

A

Overinflation

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7
Q

Allows operator to safely remove the valve core from a pressurized tire

A

Palmer safe-cot valve tool(p/n968RB)

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8
Q

Assembly that is hand portable, pressure regulating device, used for inflating aircraft tires with pressures ranging from 50 to 600 psi

A

Remote tire inflator assembly (Six months calibration)

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9
Q

Ensure tire is_____ before removal

A

Deflated

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10
Q

Threaded screws and bolts using a circular ramp to transfer or support a load

A

Semi-permanent fasteners

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11
Q

Five types of semi permanent fasteners

A

Structural screws, machine screws, self tapping screws, structural bolts, and aircraft nuts

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12
Q

Made from steel alloy, are heat treated, have a definite grip length and have the same shear and tensile strength as equivalent size structural bolt
To assemble structural parts
Round, countersunk,& brazier

A

Structural screws

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13
Q

Made from low carbon steel, brass, corrosion resistant steel and aluminum alloys. They consist of heads and threads and usually have no grip length
General purpose use
Round, countersunk, fillister, and socket

A

Machine screws

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14
Q

Consist of two types, metal and sheet metal. They make their own internal threads as they are being turned into the hole.
For attaching name plates two components, and sheet metal for non-structural applications
Round, countersunk

A

Self tapping screws

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15
Q

Have definite grip lengths, heads and threads. They are made from the same material as structural screws.
To assemble structural parts.
Clevis, eye, external wrenching, and internal wrenching.

A

Structural bolts

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16
Q

To provide a means of loading and bolted assembly to a desired level.

A

Aircraft nuts

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17
Q

Never use in critical applications such control system linkages; they may be used to secure box covers or other non-safety flight items.

A

Self locking nuts

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18
Q

Require the use of a separate locking device, such as a cotter pin, safety wire or lock washer.

A

Non-self locking nuts

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19
Q

Used in general applications. Secured tightly by use of lock washer or safety wire.

A

Plain nut

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20
Q

Used in critical applications, for example, joints and aircraft control systems, installation of pulleys, cranks and linkages. Secured in place by use of a cotter key.

A

Castellated nuts

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21
Q

Plate nuts and gang channels.

A

Anchor nuts

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22
Q

Used to secure frequently replaced electronic opponents and are locked in place with safety wire

A

Wingnut

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23
Q

Quick release fasteners that come in various styles. can be locked or unlocked quickly

A

Turn lock fasteners

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24
Q

Flush- used to prevent drag on aerodynamically smooth surfaces
Oval or raised- used were dragons not a factor usually on the interior of aircraft
Wing-desiring to be locked or unlocked by hand and used on the interior of aircraft

A

Head styles

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25
Q

To secure panels or doors on the aircraft require frequent removal

A

Purpose of Turn-lock fasteners

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26
Q

Types of turn lock fasteners

A

Camloc, Dzus, airlock, and camloc high stress fastener

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27
Q

Has four parts- stud assembly, grommet, receptacle, and retaining ring.

A

Camloc

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28
Q

Has three parts- stud, grommet, and stationary spring.
Light duty- Used on box covers, access hole covers and light weight fairings.
Heavy duty- Used on cowlings and heavy fairings, and has same construction features as light duty

A

Dzus

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29
Q

Has three parts- Stud, crosspin, and receptacle.

A

Airlock fastener

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30
Q

Has a higher strength, quick release rotating fastener that locks or unlocks by turning the stud a quarter turn.

A

Camloc high stress fasteners

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31
Q

How is size of screws and bolts determined

A

Diameter, length, and threads per inch

32
Q

Used for the assembly of structural parts.
Diameter is measured in sixteenths of an inch if a boat is larger than a quarter of an inch, it is normally sized by fraction

A

Sizing of screws and bolts

33
Q

Insure the nut and bolt are the same diameter and have the same number of threads per inch

A

Bolt and screw installation/ removal

34
Q

Used to measure outside diameter or thickness of parts
Has a U shaped frame which comes in different sizes
Attached to one end is a stationary measuring service called an anvil

A

Outside micrometer

35
Q

Used to measure inside diameter, such as cylinders.

They are read the same as outside micrometers.

A

Inside micrometers

36
Q

Used to measure depth of holes or grooves.
Sleeve scale is numbered from top to bottom
Leaves girl is numbered in the opposite direction of outside micrometers and read in reverse order

A

Depth micrometers

37
Q

Force or turning effort required to apply attention to a fastener
Measured in inch pounds foot pounds and newton meters

A

Torque

38
Q

Should be half to five eights inch long and bent back and under to prevent it from becoming a safety hazard

A

Pigtail

39
Q

.020, .032, and .040

A

Common sizes of safety wire

40
Q

Most positive and satisfactory method

A

Lock wire/safety wire

41
Q

Two styles of wiring

A

Double twist and single wire

42
Q

Used to secure castellated nuts, pins, and shafts

Sizing is determined by length and diameter

A

Cotter pins

43
Q

Consist of two layers of material sandwiching a low density area.
The low density area gives the method it’s name.

A

Honeycomb

44
Q

Consist of three or more layers of resin bonded fiberglass fabric

A

Solid laminate construction

45
Q

Consist of precision laid strands of resin bonded fiberglass woven material. It’s appearance is similar to the weave on a spool of string.

A

Filament wound construction

46
Q

How many general message of radome construction are there?

A

Four

47
Q

Airworthiness of the aircraft could be seriously affected
Safety of the aircrew could be seriously affected
The enclosed antenna could be destroyed
The function of the equipment could be lost or completion of the mission could be impacted

A

Grade A

48
Q

Would not seriously affect airworthiness or personal safety

The antenna would not be destroyed nor would a loss of function or mission occur

A

Grade B

49
Q

Solid wall radomes typically used for nose radomes and Doppler navigation radar or windows

A

Style A

50
Q

Thin wall radomes typically use for electronically warfare antenna covers to save weight when size and frequency permit

A

Style B

51
Q

Simple sandwich multi layer wall radomes commonly used to overcome the environmental limitations of Style A and B radomes

A

Style C

52
Q

Complex multilayer wall radome

A

Style D

53
Q

Three major causes of damage to radomes

A

Careless handling, in-flight damage, and window deterioration.

54
Q

Fracture occurs when the radome is unable to withstand the impact of raindrops

A

Rain impact

55
Q

Damage occurs on all radome surfaces exposed to direct impact of raindrops during flight

A

Rain erosion

56
Q

More severe than rain damage in that the radome Surface is bombarded by a hard ice particles

A

Hail damage

57
Q

Damage occurs infrequently and results in damage ranging from scorch coatings, delamination, or holes burned completely through the radome wall

A

Lightning strike

58
Q

Is very rare, but is so devastating to a radome that it demands mention

A

Foreign object strike

59
Q

Caused by fluid contamination, the use of unauthorized materials, or chemical breakdown caused by exposure to authorize the materials over a long period of time.

A

Window deterioration

60
Q

Damage to the paint or coating

A

Class 1

61
Q

Damage that is not deeper than a second ply of cloth or filament

A

Class 2

62
Q

Damage to the outer skin only

A

Class 3

63
Q

Damage consist of a home in the outer skin with damage to the core
Damage may not exceed 1/2 the thickness of the wall
Defined according to the construction style

A

Class 4

64
Q

Defined according to the construction style

A

Class 5

65
Q

Master stores to dielectric properties of the part, including skin thickness, pattern distortion, and transmission efficiency.

A

Step joint method

66
Q

Is only used when specifically authorized by the applicable MIM

A

Scarf joint method

67
Q

Are explosive when mixed

A

Epoxy and polyester catalyst

68
Q

What are the 2 constituents of a composite material

A

Fibers and the matrix

69
Q

Is extensional stiffness of the fibers that allow ______________to replace aluminum or steel as a structural material

A

Advanced composite materials

70
Q

Has a higher strength to weight ratio the metallic materials
The higher strength to weight ratio allows the lighter aircraft to carry payloads longer distances, with better fuel economy.

A

Advanced composite materials

71
Q

What type of monitoring at a medical facility is required for all composite repair technicians

A

Respiratory monitoring

72
Q

Preventative maintenance- Corrosion inspections, treatment, and protection systems
Corrective maintenance- damage evaluation, classification, and determination if the damage is with in the authorize limits

A

O level is limited to

73
Q

Corrosion inspections, treatment, and protection systems

A

preventative maintenance

74
Q

Dammit evaluation, classification, and determination if the damage is within the authorize limits

A

Corrective maintenance

75
Q

Three matrixes

A

Epoxy resins, Bismaleimide resins, and polyamide resins

76
Q

Used to manufacture complex con toward parts

A

Fibers and the matrix

Navy AM Class (7 decks)

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