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Millwright – Fasteners: Questions With Answers
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Millwright – Fasteners: Questions With Answers
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Millwright – Fasteners: Questions With Answers1. What type of non-threaded fastener used for joining without access from
one side?
a. A full rivet
b. A dowel pin
c. A tapered dowel pin
d. A blind rivet ✔️Ans - d. A blind rivet
2. A bolt requires to be tightened at 450 ft/lbs. Using a 1:5 torque ratio,
what is the setting on the wrench?
a. 80
b. 90
c. 45
d. 100 ✔️Ans - b. 90
1:5
x : (450 ft/lbs)/5
x = 90
3. What is the purpose of a taper pin?
a. Acts as a shear pin
b. Approximate location of mating parts
c. Acts as a permanent fixture
d. Precise location of mating parts ✔️Ans - d. Precise location of mating
parts
4. What is the tap drill size for a 7/8" - 9 UNC screw?
a. 49/64"
b. 7/8"
c. .875"
d. 25/32" ✔️Ans - a. 49/64"
5. What is the included angle of an acme thread?
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