Question 287General Subjects - Assistant Engineer
70% to passThe letters 'NPT' used in the notation 1/8-27 NPT as shown in the illustration, indicates the _______________. Illustration GS-0010
Athread series
Bthread profile
Cclass of finish
Dclass of fit
AI Explanation
The correct answer is A) thread series. The letters 'NPT' in the notation 1/8-27 NPT refer to the National Pipe Taper thread series, which is a commonly used standard for pipe fittings in the United States. The 'NPT' indicates that the threads on the fitting follow the NPT specification, which defines the thread profile, diameter, and other characteristics. The other options are incorrect because they do not accurately describe the meaning of the 'NPT' designation in this context. The thread profile, class of finish, and class of fit are not directly indicated by the 'NPT' letters in the given notation.
Related Questions
Q91:A high reading is only indicated at the salinity cells labeled "W" and "6" shown... Q182:A precharged bladder-type accumulator used in a hydraulic system, can be potent... Q114:What is the BEST indication that the membrane modules of a reverse osmosis fresh... Q541:Which of the listed temperature sensors is made of heat-treated metallic oxides ... Q664:The rudder torque capacity of the four ram steering gear illustrated is rated at...
Ready to test your knowledge?
Take a General Subjects - Assistant Engineer Practice ExamOfficial Resources