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BOILERMAKER 4 WITH QUESTIONS AND 100% ALL SURE ANSWERS
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Terms in this set (63)
The space between a thread of a bolt and its nut is Clearance
called ___ _.
The amount of difference allowed from a standard Tolerance
is called ______.
The normal method for measuring torque is _____. Foot-pounds (ft. lbs.)
The method of measuring the amount of torque Inch-pounds (in lbs.)
that is applied to small bolts, nuts, and screws
is _______
A(n) ___ is a machined metal slot in a shaft and on Keyway
parts such as gears and pulleys that accept a key.
An approximation of the diameter of a screw is Nominal size
known as the screw's_______
The tolerance that the threads provide between a Thread classes
bolt and nut determines the __ _.
BOILERMAKER 4
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, 9/13/24, 3:30 AM
Fasteners with________ thread are used when United National Coarse (UNC) thread
rapid assembly or disassembly of parts is required.
The ______ thread is used on thin-walled tubes, United National Extra Fine (UNEF) thread
nuts, ferrules, and couplings.
The ______ thread is used in fasteners when a United National Fine (UNF) thread
tighter fit is desired.
The ______ consists of standard symbols that are Thread identification
used to identify thread
A(n) _____ fits into a keyway and prevents parts Key
such as gears or pulleys from rotating
on a shaft.
_ __ are established standards for machining Thread standards
threads.
The _______ publishes specifications and Society of Automotive Engineers (SAE)
standards relating to fasteners.
One of the most important pretest requirements defining the test boundaries
is ____ _.
Pressure gauges should be connected directly high point
to what part of the system being tested?
Pressure gauges used for boilers system testing 6 months
must be calibrated once every _.
When chemically cleaning a system , the cleaning 15 minutes
solution is drained , a mild acid solution is
circulated through the system , and lab samples of
the solution are taken every _ .
When doing a head pressure test on a system , 10
approximately how many feet of stand pipe are
needed above the highest point in the system?
BOILERMAKER 4
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