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Part 66 Module 7 > Module 7.3 > Flashcards

Module 7.3 Flashcards

1
Q

What is the benefit to socket drive screw drivers?

A

Interchangeable drill heads, meaning a need to carry round all different drivers

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2
Q

What are the components of a screw driver?

A

Blade/tip, shank, handle

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3
Q

What is different about the material in the shank than that in the tip?

A

They are both made from the same material (alloy) however, the tip is harder than the shank

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4
Q

How is the blade size classified?

A

Width and length

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5
Q

How much of the screw slot must the screw driver fill to not damage the head?

A

75%

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6
Q

What is the angle of the tip on a Phillips driver?

A

30 degrees

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7
Q

How are Phillips screw driver sizes classified?

A

By a number which refers to head size.

Smaller number = smaller head

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8
Q

What is the angle of the tip of a reed and prince screw driver?

A

45 degrees

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9
Q

What are offset screw drivers used for?

A

In areas of limited space

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10
Q

What is the advantage of a pozidriv screw and screwdriver

A

Improved Phillips. It allows higher torque due to more surface area

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11
Q

Why is it important to be able to tell the difference between a reed and prince and a Phillips?

A

They have different heads, although they look similar.

If the incorrect screwdriver is used then the head of the screw can be stripped.

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12
Q

What is the advantage of a Torx screw head?

A

Can apply an increased torque with less effort, this is due to a high amount of contact area.

less likely to cam-out. (slipping)

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13
Q

What are Torx also known as?

A

Star drives

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14
Q

What is another name for internal hex?

A

Allen key

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15
Q

How can you determine the size of a tri-wing screw?

A

Stamped on head, 0-15

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16
Q

What does the head of a torq-set screw look like?

A

Like a Phillips but the cross is offset

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17
Q

What is a mortorq screw head?

A

4 wings. High torque can be applied

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18
Q

What are ball pein hammers manufactured from?

A

High grade steel

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19
Q

Where are DIN hammers commonly found?

A

In aircraft ‘flyaway’ mechanic tool kits

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20
Q

Soft faced hammers/mallets are designed for what purpose?

A

Transferring a force to an object without damaging the surfaces

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21
Q

How are soft faced mallets graded?

A

Weight of the head

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22
Q

What are the 3 less common hammer types?

A
  • Sheet metal
  • Dead blow
  • Copper and rawhide
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23
Q

What hammer has no place in an aircraft engineers tool kit?

A

Carpenters/claw hammer

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24
Q

How should sets of pliers be chosen to put in a toolkit?

A

High quality alloy steel, with cutting edges that have been induction hardened

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25
Q

How are pliers classified?

A

Function and type of nose

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26
Q

What are the 4 types of aircraft plier joints?

A
  • Lap
  • Fixed
  • Toggle
  • Slip
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27
Q

What does a lap joint plier allow?

A

Greater leverage

28
Q

What is the use of diagonal pliers?

A

Cutting material

29
Q

What are combination/linemans pliers used for?

A

General use

30
Q

What are long nose pliers used for?

A

Smaller, detailed work

31
Q

What are the types of locking specialty pliers?

A

Multigrip (Swan necks), Vice grip, circlip

32
Q

What makes swan necks adaptable to most situations?

A

Slip joint

33
Q

In vice grip pliers, what does the toggle action do?

A

Clamp/lock the jaws

34
Q

Circlip pliers are used for what purpose?

A

Fitting and removing circlips

35
Q

What gauges of locking wire are generally used?

A

230 mm nad 150 mm

36
Q

What are the 3 types of vices?

A
  • Metal working
  • Hand held
  • Machine vices
37
Q

How is the size of a vice determined?

A

Jaw width and vice capacity when fully open

38
Q

What are the two types of metal working vices?

A
  • Fixed
  • Rotating
39
Q

In metal working vices, what is used to protect the metal?

A

Jaw covers, masking tape

40
Q

A hand held vice is also known as?

A

A clamp

41
Q

What are handheld vices used for?

A

Holding parts together while an operation takes place

42
Q

What are machine vices?

A

Smaller vices that can be moved from one location to another

43
Q

What is another name for c clamps

A

G clamps

44
Q

What is the benefit for ACME threads in C clamps?

A

Provides a strong clamping force

45
Q

What is the most common angle of open end spanners?

A

15 degrees, but they can range 0 - 90 degrees

46
Q

What nut are open end spanners designed to fit?

A

Hex nuts

47
Q

What are the spanner size increments?

A

1/16’’ typically from 3/16” - 1 1/16”

48
Q

What is the difference between an open end and a crows foot spanner?

A

A crows foot has a square drive fitted to receive a ratchet to apply a turning force

49
Q

What should you not use adjustable spanner on aircraft maintenance?

A

Not a tight enough grip, can slip and round off the nut

50
Q

Where may the use of adjustable spanners be acceptable?

A

On commercially of the shelf items that have non aircraft fittings

51
Q

What is the common size of adjustable spanners?

A
  • Tool length, 150 mm & 250 mm
  • Jaw opening, 20 mm & 30 mm
52
Q

What side of the head of an adjustable spanner should the turning force be applied to?

A

The fixed side

53
Q

What is different about a ring end spanner and an open end spanner?

A

Ring spanners surround the bolt head or nut

54
Q

What two variations of ring spanners can you have?

A

Hex and Bi-hex

55
Q

What is the benefit of ratchet ring spanners?

A

Saves time and effort

56
Q

What is the most important feature of a screw driver handle?

A

Non-conductive

57
Q

What are the features of a standard combination spanner?

A

One end is ring and the other is open

58
Q

What are the features of a ratchet ring combination spanner?

A

One end is open the other is a ratchet ring

59
Q

Ratchet handles are reversible, what does this mean?

A

Used for installation and removal

60
Q

What is the difference between a Phillips and a reed and prince screwdriver head?

A

Phillips is rounded, Reed and prince is sharp

61
Q

What are the most common square drive size?

A

1/4, 3/8, 1/2, 3/4”

62
Q

What screws can a size 1 be used for?

A

Size 1 #5 or smaller

63
Q

What screws can a size 2 be used for?

A

Size 2 #6 or longer

64
Q

Which component inside the ratchet head changes the direction of movement?

A

The pawl

65
Q

What makes breaker bars different from ratchet handles?

A

There is no ratcheting mechanism and the head can be rotated 180 degrees

66
Q

What are breaker bars used for?

A

‘Break’ the torque of the nut/fastener. A ratchet can be used after

67
Q

How is a socket secured on too the handle?

A

Spring loaded poppet, this holds the two parts together

Part 66 Module 7 (3 decks)

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