In the thread designation, .25-20 UNC-2B LH, what is the meaning of "20"?
A) Major diameter
B) Number of threads per inch
C) Class of fit
D) Internal thread
E) Type of thread

Name: In the thread designation, .25-20 UNC-2B LH, what is the meaning of "20"? A) Major diameter B) Number of threads per inch C) Class of fit D) Internal thread E) Type of thread
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Question

Quizplus · Accepted Answer

The "20" in the thread designation .25-20 UNC-2B LH indicates the number of threads per inch.

In the Thread Designation