BOILERMAKER 4 Exam Questions & Answers 100% Correct!!

The space between a thread of a bolt and its nut is called _______. - ANSWERClearance The amount of difference allowed from a standard is called _________. - ANSWERTolerance The normal method for measuring torque is _______. - ANSWERFoot-pounds (ft. lbs.) The method of measuring the amount of torque that is applied to small bolts, nuts, and screws is _______ - ANSWERInch-pounds (in lbs.) A(n) _______is a machined metal slot in a shaft and on parts such as gears and pulleys that accept a key. - ANSWERKeyway An approximation of the diameter of a screw is known as the screw's_______ - ANSWERNominal size The tolerance that the threads provide between a bolt and nut determines the__________. - ANSWERThread classes Fasteners with ____________ thread are used when rapid assembly or disassembly of parts is required. - ANSWERUnited National Coarse (UNC) thread The__________ thread is used on thin-walled tubes, nuts, ferrules, and couplings. - ANSWERUnited National Extra Fine (UNEF) thread The __________ thread is used in fasteners when a tighter fit is desired. - ANSWERUnited National Fine (UNF) thread The___________ consists of standard symbols that are used to identify thread - ANSWERThread identification A(n)__________ fits into a keyway and prevents parts such as gears or pulleys from rotating on a shaft. - ANSWERKey ______ are established standards for machining threads. - ANSWERThread standards