# External Screw Thread Calculator

Learn how to calculate external screw thread dimensions with this easy-to-follow guide. Calculate pitch, major diameter, minor diameter, and more with our free calculator.

A mechanical calculator that calculates the shear area of an external thread (screw or fastener) based on the minor diameter of the tapped hole is available.

Send the result to an email

3
Number of calculations

**Where,**

- Kn max = Maximum minor diameter of internal thread
- Es min = Minimum pitch diameter of external thread
- Le = Fastener thread engagement
- n = Number of threads per inch