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Worksheets03.05.01 Fasteners
Total questions: 18
Worksheet time: 10mins
A fastener with internal threads is known as a _________.
bolt
nut
tap
lock washer
In the bolt description 3/8-16 UNC -2A, the number 16 represents the
Thread Tolerance
Threads Per Inch
Major Diameter
Class of Fit
In the bolt description 1/4-28 UNF -2A, the fraction 1/4 represents the
Class of fit
Diameter
Length
Pitch
U.S. customary bolts are marked with __________ to indicate bolt grade. Metric bolts are marked with ______________.
Lines; Numbers
Numbers; Lines
Lines; Symbols
Symbols; Lines
Badly smashed or stripped threads may be repaired with either a _______ or __________
Tap; Die
Plug; Tap
File; Lock-Tite
They can't be fixed
The bolt head shown is from a _____________ bolt.
U.S. Customary
UNF
metric
medium
What bolt grade is shown in the illustration?
Grade 2
Grade 3
Grade 5
Grade 8
Which are correct to measure the bolt length?
D
C
B
A
The threaded plug shown has a thread pitch of _________.
24 mm
24 threads per inch
24 inches
24 teeth
Which are correct to measure the bolt Diamter?
D
C
B
A
In the bolt description 1/4-28 UNF -2A, 28 represents the...
Class of fit
Diameter
Length
Pitch
In the bolt description 1/4-28 UNF -2A, 2A represents the...
Class of fit
Diameter
Length
Pitch
In the bolt description 1/4-28 UNF -2A, 2A represents the...
Class of fit
Diameter
Length
Pitch
