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Author Question: The smallest diameter of a screw thread is called ____________________. Fill in the blank(s) with ... (Read 59 times)

cartlidgeashley

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The smallest diameter of a screw thread is called ___________________ _.
 
  Fill in the blank(s) with correct word

Question 2

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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Brenm

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Answer to Question 1

Minor diameter

Answer to Question 2

b





 

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