ASSIGNMENT 3
Textbook Assignment:
“Aircraft Hardware and Seals,” chapter 2, pages 2-1 through 2-46.
3-1.
Which of the following is NOT a
factor in the classification of
solid rivets?
1.
Size
2.
Color
3.
Material
4.
Head shape
IN ANSWERING QUESTION 3-2, REFER TO FIGURE
2-1 IN THE TEXTBOOK.
3-2.
A rivet with the code number MS
20426 has what type of rivet head?
1.
Flat
2.
Round
3.
Universal
4.
Countersunk
IN ANSWERING QUESTIONS 3-3 THROUGH 3-5,
REFER TO FIGURE 2-2 IN YOUR TEXTBOOK.
SELECT FROM COLUMN B THE MEANINGS OF THE
CODES IN COLUMN A.
NOT ALL ITEMS IN
COLUMN B WILL BE USED.
A.
CODES
B.
MEANINGS
3-3. AD
1.
Material or
alloy
3-4.
5
2.
Length in
3-5.
8
sixteenths
of an inch
3.
Diameter in
thirty-
seconds of
an inch
4.
Head shape
3-6.
Which of the following codes
identifies a rivet with a plain
head marking?
1.
1100-F
2.
2017-T4
3.
2024-T4
4.
2117-T4
3-7.
Relative to the heat-treatment
characteristics of 2017 and 2024
aluminum alloy rivets, which of the
following statements is NOT
correct?
1.
2.
3.
4.
The rivets are supplied in the
T4 temper and must be heat
treated prior to use
If not refrigerated, these
rivets must be driven within 20
minutes after quenching
These rivets may be reheated as
many times as required provided
the proper solution heat-
treatment temperature is not
exceeded
If refrigerated at 32°F or
lower immediately after
quenching, these rivets may be
stored under refrigeration
indefinitely and require no
further heat treatment prior to
use
3-8.
Rivets used primarily for joining
magnesium alloy structures have
what alloy designation?
1.
1100
2.
5056
3.
2017-T4
4.
2117-T4
3-9.
Which of the following precautions
should you take when using hi-shear
(pin) rivets?
1. Never use
2.
Never use
alloys
3.
Never use
collar
4.
Never use
length is
diameter
3-10.
When space on
restricted to
them on thick sheets
them on aluminum
them with an aluminum
them where the grip
less than the shank
one side is too
properly use a
bucking bar, what type of rivet
should you use?
1.
Flat
2.
Solid
3.
Blind
4.
Hi-shear
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