Technical Drawing - Threads, Fasteners and Springs - Discussion

Discussion Forum : Threads, Fasteners and Springs - General Questions (Q.No. 6)
6.
This is the smallest diameter of a screw thread:
Internal thread diameter
Minor diameter
Major diameter
External thread diameter
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Navudu bhargav said:   7 years ago
How? Please explain.

Sai swaroop said:   1 decade ago
Major diameter is imaginary diameter of the circle touching all the crests of screw thread,minor diameter is the imaginory diameter touching all the roots of screw thread,pitch circle diameter is the diameter of imaginary circle passing through all the flank centres of screw thread.

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