What is the term for the distance from a point on a screw thread to the corresponding point on the next thread measured along the axis?

The term for the distance from a point on a screw thread to the corresponding point on the next thread measured along the axis is known as "Pitch."

In the context of screw threads, pitch specifically refers to the linear distance between identical points on successive threads. For example, if you were to measure from the crest of one thread to the crest of the next thread along the screw's axis, that measurement is the pitch. It is a fundamental characteristic of threaded fasteners as it determines the spacing between the threads, which in turn influences the screw's ability to translate rotational motion into linear motion.

Understanding pitch is crucial for applications involving screws, bolts, and other threaded components because it affects how tightly and securely these components fit together. It also plays an important role in load distribution and the mechanical advantage achieved through the use of screw threads in assemblies. Thus, having a clear grasp of this concept is essential for anyone working in machine design and engineering.