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286 Cards in this Set
- Front
- Back
Ensuring that tools are procured and issued in a controlled manner consistent with the approved tool control plan is the responsibility of what officer?
|
The material control officer
|
|
Which of the following reports should be used to report poor quality tools to FLEMATSUPPO
|
CAT II QDR
|
|
Upon task assignment, you must record the tool container number on what copy of the VIDS/MAF?
|
Copy 1
|
|
Who is responsible for training work center personnel in the use of Material Safety Data Sheets.
|
The work center supervisor.
|
|
What system/program is used to acquire, store, and disseminate data on hazardous materials procured for use?
|
Hazardous Material Information System (HMIS)
|
|
What section of a MSDS identifies personal protective equipment required?
|
Section VIII
|
|
What safety term is used to indicate an operationg procedure, practice, or condition, etc., that is essential to emphasize?
|
NOTE
|
|
Thin lines made up of long and short dashes
alternately spaced and consistent in length are known by what name? |
Center Lines
|
|
Thin lines terminated with arrowheads at each
end are known by what name? |
Leader Lines
|
|
What type of drawing is used to show details of
parts, components, and other objects? |
Orthographic
|
|
Efficient troubleshooting of an electrically
controlled hydraulic system may require you to use a multimeter for which of the following reasons? |
Check voltage and continuity
|
|
After conducting a visual inspection and an
operational check, what troubleshooting step should be next? |
Classify the trouble
|
|
You are troubleshooting a malfunction and
conducting the final operational check. What is the minimum number of times the affected system must be actuated? |
5
|
|
How many basic categories of malfunctions are
there? |
Four
|
|
What position should all electrical switches be
in prior to applying electrical or hydraulic power? |
Off, safe, or normal
|
|
What total number of common methods are
used to apply lubricants? |
Four
|
|
Flush lubrication fittings are used for which of
the following reasons? |
To prevent interference with moving parts.
|
|
To determine the type of lubricant and equipment
to be used in a given area of an aircraft, you should refer to which of the following publications. |
MIM and MRC
|
|
How many forms of lubricants are there?
|
Three
|
|
Why are lubricants necessary in aircraft components?
|
To minimize friction
|
|
What document should you consult for safety
precautions for a specific lubricant? |
Material Safety Data Sheet (MSDS)
|
|
What publication outlines the requirements,
procedures, and responsibilities for weight and balance control? |
NA 01-1B-50
|
|
Typically, a mobile electronic weighing system
can be set up by two men in what minimum number of minutes? |
30 min
|
|
Heavy-duty portable scales must be calibrated
at least how often? |
Once every 6 months
|
|
Which of the following components is NOT
normally a part of a weighing kit? |
A hydrometer
|
|
After removing an aircraft from the scales, you
must reweigh it if the scales do NOT return to zero within what number of minutes? |
10 min
|
|
Which of the following is NOT a type of
aircraft lifting sling? |
Snatch cable
|
|
To find load testing and inspection information
on aircraft lifting slings, you should consult what publication? |
NAVAIR 17-1-114
|
|
A group of wires twisted together is known by
what name? |
A strand
|
|
In reference to a cable, what does the term
"bird cage" mean? |
A kink that has been pulled through in order to straighten a cable.
|
|
You should examine and lubricate all lifting
slings at least how often? |
Once a month
|
|
Hoisting restrictions for a specific type of
aircraft can be found in which of the following publications? |
Applicable MIM
|
|
What are the two types of aircraft jacks used by
the Navy? |
Axle and airframe (tripod)
|
|
Aircraft jacks are serviced with what type of
fluid? |
Aircraft hydraulic fluid
|
|
What is another name for the T-bar axle
jack? |
Alligator jack
|
|
A tripod jack consists of what total number of
basic assemblies? |
3
|
|
A leg extension kit for a variable height tripod
jack will increase its effective height by what total amount of inches? |
18 inches
|
|
You are using three tripod jacks to jack an
aircraft aboard a ship. What is the minimum number of tie-down chains that will be attached to the jacks? |
9
|
|
During jacking operation, the tie-down chain
preload is too high when which of the following conditions exists? |
The tensioning grip cannot be rotated by hand
|
|
Special inspections for tripod jacks are required
at what intervals? |
Every 13 weeks
|
|
The shear load on a reinforced shell type
fuselage is primarily carried by what structural component(s)? |
The skin
|
|
In a semimonocoque fuselage design,
longerons are supplemented by what other longitudinal members? |
Stringers
|
|
What is the primary unit(s) that houses an aircraft
engine? |
Nacelle
|
|
What are the internal chordwise structural
members of a wing assembly? |
Rib
|
|
The skin of a wing assembly is fastened to
which of the following structural components? |
Ribs, spars, and formers
|
|
The load imposed on the wings during flight
acts primarily on what structural member(s)? |
Skin
|
|
Which of the following is a primary flight control?
|
Rudder
|
|
To roll an aircraft clockwise, you must cause
which of the following changes in flight control positions? |
Lower the left aileron and raise the right one
|
|
When the control stick of an aircraft equipped
with a flaperon system is moved to the left, the left and right flaperons will be in which of the following positions? |
Left up, right flush
|
|
Longitudinal control systems control movement
of the aircraft about which of the following axes? |
Lateral only
|
|
Which of the following types of flaps operate
on tracks and rollers? |
Fowler
|
|
What is the primary purpose of a spoiler?
|
Decrease lift
|
|
A boundary layer control is used with which of
the following secondary flight controls? |
Slats
|
|
What part of an air-oil shock strut controls the
rate of flow of the fluid between the piston and the cylinder? |
The metering pin
|
|
During strut compression, fluid passes through
an orifice into what camber of an air-oil type shock strut? |
Upper
|
|
The shimmy damper on a nose landing gear assembly
prevents the nosewheel from shimmying during takeoff and landing by what means? |
By metering hydraulic fluid through a small orifice between two cylinders or chambers
|
|
What component is used to hold the arresting
hook in the down position to prevent it from bouncing when it strikes the carrier deck? |
A snubber
|
|
When comparing catapult hookup methods on
a carrier, the nose gear launch method is superior to the holdback pendant method for all EXCEPT which of the following? |
It cost less to operate
|
|
Which of the following helicopter components
provide(s) lift? |
The rotor blades
|
|
What main landing gear component of a helicopter
includes the weight-on-wheels sensing switch? |
left main landing gear
|
|
The tail landing gear of a helicopter is capable
of swiveling how many degrees? |
360
|
|
What type of spar is used in the construction of
a rotor blade? |
Titanium spar
|
|
How many rotor blades are attached to the
main rotor head of an H-60 helicopter? |
Four
|
|
Which of the following components is NOT a
part of the tail pylon of a helicopter? |
The swash plate
|
|
What type of stress is defined as “stress exerted
when two pieces of fastened material tend to separate”? |
Shear
|
|
What type of stress is produced in an engine
crankshaft while the engine is running? |
Torsion
|
|
What structural metal is lightweight, strong,
and corrosion resistant? |
Titanium
|
|
What is the largest portion of metal present in
an alloy? |
Base metal
|
|
What high tensile metal is used to manufacture
tubes, rods, and wires? |
Alloy steel
|
|
What does the core material of reinforced
plastic consist of? |
Honeycomb structure
|
|
The strength of all metals is closely related to
what other characteristic? |
Hardness
|
|
What property of a metal allows for little
bending and deformation without shattering? |
Brittleness
|
|
What metal property allows a metal to be
hammered, rolled, or pressed into various shapes without cracking or breaking? |
Malleabilitty
|
|
What metal property allows a metal to be
permanently drawn, bent, or twisted into various shapes without breaking? |
Ductility
|
|
What metal property allows a metal to carry
heat or electricity? |
Conductivity
|
|
When all other metal properties are equal, what
method of joining metals structurally has the greatest advantage? |
Welding
|
|
The intermediate shape of steel that has width
greater than twice the thickness and from which sheets are rolled is known by what name? |
Slab
|
|
What metal working process is used to make
wire? |
Cold drawing
|
|
What metal working process involves the
forcing of metal through an opening in a die? |
Extruding
|
|
While holding a piece of metal against a
revolving stone, you see red sparks leave the stone and turn to straw color. This is what type of metal? |
Cast Iron
|
|
What is the prime characteristic of aluminum?
|
Lightweight
|
|
Which of the following processes of joining
aluminum alloys produces the strongest joints? |
Riveting
|
|
What is the principal alloying element of
aluminum alloy 2024? |
Copper
|
|
What aluminum alloy should be used when the
highest strength is required? |
7178
|
|
An aluminum alloy containing manganese as
the major alloying element is identified by what number? |
3003
|
|
Alclad is an aluminum alloy with a protective
coating of what material? |
Pure aluminum
|
|
What is the greatest disadvantage in the use of
titanium? |
Tendency to back away from or resist the cutting edge of tools
|
|
The use of copper as a structural material is
limited because of what factor? |
Great weight
|
|
What is the principal element added to copper
to form brass? |
Zinc
|
|
What extinguishing agent should be used on a
magnesium fire? |
Graphite powder
|
|
How many different weights does a Rockwell
hardness tester have? |
Two
|
|
Each Riehle harness tester is supplied with a
diamond penetrator and what size ball penetrator? |
1/16
|
|
You check the condition of the point of a
Barcol hardness tester by using the test disc and find the indicator reading is NOT within the specified range. You should correct this condition by first following what procedure? |
Install a new point
|
|
You can distinguish a plastic enclosure from a
glass enclosure by performing which of the following actions? |
Checking for a nonringing sound while tapping lightly
|
|
If long and improper storage has caused the
adhesive to deteriorate on a sheet of plastic, the masking paper should be moistened with what chemical? |
Aliphatic naphtha
|
|
In various aircraft structural components, what
materials are replacing and supplementing metallic materials? |
Composite material
|
|
What position of a rivet identification code
identifies the length of the rivet? |
2d
|
|
A 5056 rivet is used to join magnesium alloy
materials because of which of the following factors? |
Corrosion Resistance
|
|
Which of the following is NOT a factor in the
classification of solid rivets? |
Color
|
|
Which of the following precautions should you
take when using a hi-shear (pin) rivet? |
Never use them where the grip length is less than the shank diameter.
|
|
What type of rivet is used for fastening thick
gauge sheets of metal together? |
Shear
|
|
When space on one side is too restricted to
properly use a bucking bar, what type of rivet should you use? |
Blind
|
|
What type of fastener is used in an application
where a high strength, interference-free fastener is required? |
Hi-lok
|
|
What type of fastener has high strength and is
used in applications where access to only one side of the material is available? |
Jo-bolt
|
|
Which of the following is a distinguishing
characteristic of a rivnut? |
It is hollow
|
|
What type of rivet must be used on sealed
floatation or pressurized compartments? |
Closed-end
|
|
Which of the following fasteners has a shear
and tensile strength at least equal to the requirements of AN or NAS bolts? |
Lock bolt
|
|
What metal is used in the construction of the
threaded pins of Hi-lok fasteners? |
Cadmium-plated alloy steel
|
|
Which of the following isNOT a head style of a
Jo-bolt? |
Diamond recessed head
|
|
What type of fastener is used on panels that are
removed and reinstalled frequently for maintenance repairs? |
Turnlock
|
|
What distance will the stud of a Camloc
fastener have to be turned to release it without permitting re-engagement? |
One-fourth turn counterclockwise
|
|
Which of the following parts is used only on
heavy-duty Dzus fasteners? |
A grommet
|
|
When you install a hose between two duct sections,
what is the maximum allowable gap between the duct ends? |
3/4 inch
|
|
A V-band coupling requires what minimum
number of turns of safety wire? |
two
|
|
A flat-head pin used in a tie-rod terminal
should be secured with what device? |
a cotter pin
|
|
A replacement bolt is considered the correct
length if at least two threads are extending through the nut? |
true
|
|
Aircraft nuts are divided into what two general
groups? |
self-locking and nonself-locking
|
|
Which of the following is an example of an
all-metal self-locking nut? |
a flexloc nut
|
|
Which of the following types of nuts are
designed to be used with cotter pins or safety wire? |
castle nuts
|
|
When an assembly is frequently removed,
which of the following types of nuts should be used? |
wing nuts
|
|
What three types of screws are most commonly
used in aircraft construction? |
machine, structural, and self-tapping screw
|
|
Which of the following types of screws are as
strong as bolts of the same size? |
structural screws
|
|
Flush-head screws are available in what
degree(s) of head angles? |
82 and 100 only
|
|
When replacing an original screw in a structure,
you should NOT use which of the following screws? |
a self-tapping screw
|
|
Aircraft cables have the center core twisted in
one direction and the outer core in the opposite direction for what reason? |
to minimize the stretch or set
|
|
A piece of 7 x 19 cable has what total number
of wires? |
133 wires
|
|
Terminal fittings are generally attached to the
ends of cables by what method? |
swaging
|
|
The size of a cable is determined by which of
the following factors? |
diameter
|
|
The turnbuckle is used to make what type of
cable adjustments? |
minor adjustments to cable length and tension
|
|
Adjustable connector links are used in what
type of cable assemblies? |
very long cable assemblies
|
|
How many different types of cable guides are
used throughout an aircraft? |
four
|
|
A fairlead may be used to minimize cable
whipping and for what other purpose? |
minimize vibration in long cable runs
|
|
A grommet is manufactured from what material?
|
rubber
|
|
What device is used on cables or rods that must
move through a pressurized bulkhead? |
pressure seal
|
|
What device changes cable direction and allows
a cable to move with minimum friction? |
pulley
|
|
A connector assembly consists of how many
different parts? |
two
|
|
What device provides a means of fastening a
wire to a terminal stud? |
terminal
|
|
What type of terminal is generally recommended
for use on naval aircraft? |
crimped-type
|
|
What type of terminals are usually used in
emergencies only? |
soldered
|
|
What type of connection is used to connect all
metal parts of an aircraft to complete an electrical unit? |
bonding
|
|
The strength of all metals is closely related to
what other characteristic? |
Hardness
|
|
What property of a metal allows for little
bending and deformation without shattering? |
Brittleness
|
|
What metal property allows a metal to be
hammered, rolled, or pressed into various shapes without cracking or breaking? |
Malleabilitty
|
|
What metal property allows a metal to be
permanently drawn, bent, or twisted into various shapes without breaking? |
Ductility
|
|
What metal property allows a metal to carry
heat or electricity? |
Conductivity
|
|
When all other metal properties are equal, what
method of joining metals structurally has the greatest advantage? |
Welding
|
|
The intermediate shape of steel that has width
greater than twice the thickness and from which sheets are rolled is known by what name? |
Slab
|
|
What metal working process is used to make
wire? |
Cold drawing
|
|
What metal working process involves the
forcing of metal through an opening in a die? |
Extruding
|
|
While holding a piece of metal against a
revolving stone, you see red sparks leave the stone and turn to straw color. This is what type of metal? |
Cast Iron
|
|
What is the prime characteristic of aluminum?
|
Lightweight
|
|
Which of the following processes of joining
aluminum alloys produces the strongest joints? |
Riveting
|
|
What is the principal alloying element of
aluminum alloy 2024? |
Copper
|
|
What aluminum alloy should be used when the
highest strength is required? |
7178
|
|
An aluminum alloy containing manganese as
the major alloying element is identified by what number? |
3003
|
|
What component allows for the continuous
satisfactory operation of onboard navigation and radio communication systems? |
static dischargers
|
|
What factor accounts for the majority of all
fastener problems? |
fatigue failure
|
|
Torque values must be followed unless the
MIM or structural repair manual for the specific aircraft requires a specific torque for a given nut. |
true
|
|
Cotter pins are used to secure which of the
following devices? |
bolts, nuts, and screwss
|
|
What type of safety wire i s used in
high-temperature areas? |
annealed, corrosion-resistant wire
|
|
What type of safety wire is used on valves and
levers used for emergency operation of aircraft equipment? |
copper wire
|
|
How many different methods are used for
safetying a turnbuckle? |
two
|
|
The clip-locking method is the preferred
method for safetying a turnbuckle? |
true
|
|
How many times, if any, can a turnbarrel lock
clip be reused? |
it cannot be reused
|
|
How many pieces of safety wire are used when
securing a turnbuckle using the wire-wrapped method? |
two
|
|
When you use the wire-wrapped method on a
turnbuckle, each wire is wrapped how many times around the shank? |
four
|
|
Aball peen hammer is sometimes referred to as
what type of hammer? |
machinist hammer
|
|
What is the domed end of the ball peen hammer
called? |
peen
|
|
What weight ball peen hammer will suffice for
most work? |
12-ounce and 1 1/2 pound weight
|
|
Mallet heads are constructed from which of the
following materials? |
brass, plastics, and rawhide
|
|
Special rivet sets, called “draw sets” are used to
“draw up” the pieces of metal being riveted in order to eliminate any opening between them before the rivet is bucked. |
true
|
|
The size and weight of the bucking bar to be
used on a particular riveting job is determined by which of the following factors? |
the location of the rivets to be driven
|
|
What size Cleco skin fastener is identified by
its brass color code? |
3/16 in.
|
|
Machine countersinking is used to flush rivet
sheets of what minimum thickness? |
0.064 in.
|
|
Which of the following power tools is used to
smooth countersunk rivet heads that protrude? |
rivet-head shaver
|
|
What component must be used on all
pneumatic rivet sets to prevent the set from being discharged from the rivet gun when the trigger is pulled? |
retainer springs
|
|
Which of the following types of pneumatic
riveters is in general use in the Navy? |
one-shot gun, corner riveter, and fast-hitting gun
|
|
Which of the following rivet guns is preferred
when driving medium-size, heat-treated rivets that are in accessible places? |
slow-hitting gun
|
|
Which of the following is a common error
made by the inexperienced person when using portable drills? |
incorrect angle to the work
|
|
When dimple countersinking, what is the combined
process that occurs to the metal to form a dimple? |
bending and stretching
|
|
The dies of hot dimpling machines are maintained
at a specific temperature by which of the following devices? |
electric heaters
|
|
The hot dimpling squeezer is capable of working
all material gauges up to and including which of the following measurements? |
0.0091 of an inch
|
|
What is likely to occur when dimpling a strip of
material by using excessive pressure? |
the strip tends to form a convex shape
|
|
Squaring shears can be used to perform all
EXCEPT which of the following cutting operations? |
notch cutting
|
|
Which of the following types of shears are
portable and power operated? |
unishears
|
|
Before you use the bar folder, which of the
following adjustments must be made? |
width, sharpness, and angle of the fold
|
|
Which of the following sheet metal bending
equipment has a series of removable fingers of varying widths? |
a box and pan break
|
|
Which of the following materials should you
NEVER attempt to bend in a brake? |
rods, wire, and spring steel sheets
|
|
To allow the lines to stand out more clearly
when laying out sheet metal patterns, you should use which of the following items? |
layout fluid
|
|
Lines at a known angle or parallel to the
straight edge of the sheet of material can be made by marking points from a combination square held firmly against the straight edge. |
true
|
|
When marking or drawing lines on aluminum
or magnesium, which of the following should be remove to prevent corrosion? |
lead pencil marks
|
|
Which of the following terms is used to
describe the amount of material consumed in making a bend? |
bend allowance
|
|
What term is used to describe the longer part of
a formed angle? |
leg
|
|
The term “setback” is used to describe the
distance between which of the following two points? |
bend tangent line and the mold point
|
|
What is used to back up metal when hand
forming many different curves, angles, and seams? |
stakes
|
|
When hand forming metal in a vise, using a
hammer, the concave surfaces are formed by stretching the material over a form block and convex surfaces are formed by shrinking the material in the same manner? |
true
|
|
Which of the following machines is used to
form sheet metal into cylindrical or conical shapes? |
a slip-roll forming machine
|
|
Which of the following machines forms sheet
metal by using beading rolls, turning rolls, wiring rolls, crimping rolls, and burring rolls? |
a rotary machine
|
|
Which of the following rotary machine-rolling
operations is generally the most difficult to perform? |
burring
|
|
What is the minimum rivet diameter to be used
on structural parts, control parts, wing coverings, or similar parts of the aircraft? |
3/32 of an inch
|
|
The length of the rivet should equal the sum of
the thickness of the metal to be riveted plus how many times the diameter of the rivet? |
1 102 times the diameter
|
|
What is the distance between the rows of rivets
called when two or more rows are used? |
transverse pitch
|
|
To properly drill a hole for a 1/8-inch rivet, you
should use what number drill bit? |
No.30
|
|
What is the decimal equivalent drill size for
drill number “P”? |
.3230
|
|
Flush rivets are made with heads of several
different angles. What is the standard rivet head angle for all Navy aircraft? |
100
|
|
The upset head or “bucktail” of a driven flush
rivet should be 1 1/2 times the original diameter of the rivet shank in width and 1/2 times the original diameter in height. |
true
|
|
You are using a CP350 blind rivet pull tool and
want to change the rivets from universal heads to countersunk heads without changing the rivet diameter. Which of the following blind rivet pull tool components will you need to change? |
the outer anvil
|
|
When installing a 5/32 diameter rivet, what is
the correct shift valve operating pressure for the CP350 blind rivet pull tool? |
46 to 47
|
|
The installation, inspection, and removal procedures
for cherrylock rivets are basically the same for which of the following types of rivets? |
huck
|
|
Visual inspection of a self-plugging rivet
(mechanical lock) shows the locking collar pin breaking off below the surface of the manufactured head. This is an indication of what discrepancy? |
insufficient rivet grip length
|
|
Which of the following conditions cause the
most damage to an aircraft airframe? |
Stress and fatigue, combat damage and collision, corrosion and heat
|
|
What type of airframe damage is more
noticeable as the operating time of the aircraft accumulates? |
Fatigue
|
|
What inspection method would you use for
internal structures and inaccessible areas to avoid disassembly of components? |
Borescope inspection
|
|
While performing a repair of the airframe, you
discover a conflict of procedures between the aircraft specific structural repair manual and the General Manual for Structural Repair. What should you do? |
Follow the procedures in the aircraft specific manual, because it takes precedence
|
|
What classification of damage repair can be
performed by installing a reinforcement or patch to bridge the damaged portion of a part? |
Damage repairable by patching
|
|
What information is normally included on the
repair materials chart of an aircraft structural repair manual? |
Drawing number and part description, location of repair diagram, type of material and gauge.
|
|
When several replacement parts need to be
fabricated, which of the following items should you use to speed production time and ensure a high degree of uniformity? |
templates
|
|
Askin repair to a semicritical area of an aircraft
requires what percentage of the damaged area’s original strength to be replaced? |
80%
|
|
The edges of a lap patch are normally
chamfered to what degree of angle? |
45
|
|
Generally, when fabricating a flush patch, you
should have what maximum clearance between the skin and the filler? |
1/32in.
|
|
When performing a flush access door
installation to attach the cover plate to the doubler, you should use what type of fasteners? |
machine screws
|
|
When manufacturing a section of sheet metal
for replacement (using the old section as a template), you should drill the rivet holes in the new sheet in what direction? |
from the center to the outside
|
|
When an aircraft skin is being replaced without
the use of a template, which of the following methods of marking the new skin should NOT be used to duplicate the rivet holes in the old section? |
a scriber
|
|
Which of the following airframe structural
members is designed to stiffen the skin and aid in maintaining the contour of the structure? |
stringers
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What is the minimum length for a reinforced
splice? |
four times the width of the leg of the stringer for each side of the damaged area
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Which of the following airframe structural
members are primarily designed to take bending loads imposed on the wing or other airfoils? |
Spars
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Which of the following airframe components is
the principal chordwise structural member in the wing, stabilizers, and other airfoils? |
Ribs
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Any major vertical structural member of a
semimonocoque fuselage, hull, or float may be considered as what structural component? |
Bulkhead
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Which of the following airframe components is
a fore-and-aft member of the fuselage or nacelle and is usually continuous across a number of points of support, such as frames? |
Longerons
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Airframe fuel system maintenance is the
responsibility of which of the following aviation rating work centers? |
AD, AM, AO
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What is the most commonly used type of
self-sealing fuel cells? |
Self-sealing cell(standard construction)
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How many primary layers of material are used
in the construction of a self-sealing fuel cell? |
Four
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Buna rubber is an artificial substitute for crude
or natural rubber. Which of the following types is used as fuel cell inner liner material and is not affected by petroleum fuels? |
Buna N
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What is the main advantage of a bladder-type
fuel cell over a self-sealing fuel cell? |
Less total weight
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When applying the nylon barrier of a
rubber-type bladder fuel cell, you should NOT use which of the following methods of application? |
Roller
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The milled skins of an integral fuel cell are
normally fastened to the aircraft by what means? |
Bolts
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A fuel leak that reappears 30 minutes after it is
wiped dry is classified as what category of leakage? |
Seep
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What is the first step you should take to stop a
fuel leak? |
Retorque all fasteners 6 inches on either side of the leak area
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To allow the gun piston to return before another
cycle can begin, the trigger of a sealant injector gun must be released approximately howoften? |
Every 30 seconds
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To pressure test a repair made on an integral
fuel cell, you should use what type of gas? |
Nitrogen
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What is fitted to some baffles inside fuel cells
to control the direction of fuel flow between compartments or interconnecting cells? |
Flapper Valves
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For aircraft applications, all EXCEPT which of
the following features is an advantage of plastic over glass? |
Its ability to resist scratches
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What term refers to small surface fissures that
develop on plastic materials? |
Crazing
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Upon finding a section of plastic material that
is crazed, what action, if any, should you take to correct the problem? |
None
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By sanding or buffing a plastic surface too long
or too vigorously in one spot, you can cause which of the following problems? |
Softening or burning
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Standard buffing compounds on transparent
plastics are usually composed of very fine alumina in combination with which of the following materials? |
Wax, tallow, or grease
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When you mount plastic panels, what is the
minimum prescribed thickness for the packing material? |
1/16 in.
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When repairing minor surface damage to reinforced
plastics, you should apply which of the following materials to the damaged area? |
One or more coats of room-temperature catlyzed rresin
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When using the stepped method to repair ply
damage to solid laminates, which of the following procedures should you observe to ensure maximum strength of the repaired area? |
Cut the replacement glass fabric pieces to an exact fit with the weave running in the same direction as the existing plies
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A reinforced plastic component with a honeycomb
core has damage that extends completely through one facing and into the core. What is the preferred method of repair for this component? |
Scarfed
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The scarfed method is normally used to repair
small punctures in reinforced plastics up to what maximum dimension? |
3 or 4 in.
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When repairing a puncture in a piece of
reinforced plastic using the stepped method, what material should you use to cover the repair area while it cures? |
Cellophane sheeting
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Rain erosion-resistant coating MIL-C-7439,
Class II, has an additional surface treatment included in the kit for what purpose? |
To minimize radio noise
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A sandwich construction material is
delaminated with facing-to-core voids of less than 2.5 inches in diameter. Which of the following repair methods should you use? |
Inject an expandable forming resin into the drilled holes over the void area with a pressure-type caulking gun
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The corners of a rectangular cutout must have
what minimum radius? |
3/8 in.
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You are repairing a balsa wood core component.
When you use two rows of rivets, the inner patch should overlap the hole in the core by what prescribed amount? |
2 in.
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Which of the following components of
SH-60B aircraft are manufactured from advanced composite materials? |
The gearboxes
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Which of the following factors is a disadvantage
of advanced composite materials over metals? |
Expense of materials
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In an advanced composite material, what is the
homogeneous resin binder known as? |
matrix
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The damage to advanced composite materials
may be categorized in which of the following ways? |
Physical or environmental
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When performing a tap test on advanced composite
materials, you should use a hammer that weighs about the weight of a U.S. 50-cent coin. |
True
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A section of advanced composite material has
water trapped in the honeycomb area. This is what class of repairable damage? |
Class VII
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The drill motors used on advanced composite
materials should be capable of what maximum speed? |
5,000 rpm
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When working with advanced composite
materials, which of the following personnel hazards should be your principal concern? |
Inhalation of airborne dust and fibrous particles.
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The flashpoints of solvents and resins for
composite materials are usually around what minimum temperature? |
200 F
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On Navy aircraft, the paint system is identified
with a stencil or decal at what location? |
On the right side of the aft fuselage
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Which of the following statements pertaining
to aircraft stripping is NOT correct? |
The stripper should be spread in a thin coat
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Paint feathering may be accomplished with all
EXCEPT which of the following items? |
240 grit aluminum oxide cloth
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After epoxy-polyamide primer is sprayed, it
should be allowed to air dry for what minimum amount of time? |
60 min
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You mixed aliphatic polyurethane paint and did
not use it for more than 3 hours. Which of following problems will occur if you try to rethin the paint? |
Dry spots or orange peel
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The epoxy-polyamide topcoat is mixed in what
ratio of (a) pigmented component to (b) clear resin? |
(a)One (b)one
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To obtain excellent adhesion, elastomeric rain
erosion-resistant coating, MIL-C-7439, should be allowed to dry for what minimum number of days? |
7 days
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When you lay out the blue border that outlines
the entire design of the national insignia, the border should be what fractional part of the radius of the blue circle in width? |
1/8
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A pressure-feed spray gun is designed to
operate at (a) what fluid volume and (b) what air pressure? |
(a)High (b)low
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Prior to use, what component of a spray gun
should be removed and treated with oil? |
The fluid needle packing
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When spraying epoxy-polyamide and
polyurethane finishes, you should hold the gun at what prescribed distance from the work? |
6 to 10in.
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Which of the following spray gun problems
causes dusting? |
Insufficient fluid pressure
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Which of the following types of sealants set
and cure by evaporation of the solvent? |
Drying sealants
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You should apply a sealant to a faying surface
by what method? |
A brush
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What type of sealing compound, MIL-S-81733, is applied with a spray gun?
|
Type III
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What manual covers the theory and general
applications of various methods of NDI? |
NAVAIR 01-1A-16
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Currently active NDI technicians are required
to be recertified at least how often? |
Every 3 years
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NDI operators must use the NDI method(s) for
which they are certified at least how often? |
Twice a month
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What command has cognizance over the NDI
program? |
NAVAIR
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Aircraft controlling custodians have all
EXCEPT which of the following NDI program responsibilities? |
Providing NDI training for NADEPs as requested
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The detection of flaws or defects in material
with a high degree of accuracy and reliability by the use of NDI methods depends primarily on which of the following factors? |
The availability of a trained and experienced technician.
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