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- First Assistant Engineer (Steam-Motor-Gas Turbine Plants (Unlimited)) »
- Q511 - General Subjects I
244. The type of thread illustrated is a/an __________
The drawing's designation «1-8 NC — LH» directly identifies the thread as a National Coarse (NC) thread, confirming option B as the correct answer; acme and square threads would be specifically labeled as such, and the information provided is sufficient to determine the thread type.
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