Tag: Thread Checking

Powered Thread Gaging: At Your Fingertips

The trend to replace hand gaging with powered thread verification is a prime example of technology making manufacturing safer & more efficient. Gaging threaded features has traditionally been done by hand, however, this is often tedious and allows room for operator error or injury. That’s where the New Vista Handheld RT Thread Unit comes in.…Read More

Contact vs Non-Contact Thread Gaging

What is the best way to guarantee that a glove fits? You could measure every feature of the glove, but you will only be confident in the fit when you try it on. The same considerations must be made when choosing between contact and non-contact thread verification methods. In the example above, contact gaging is…Read More

Hand Gaging of NPT (American Pipe) Threads

There are two kinds of American pipe thread, NPT and NPTF.  Both of these are tapered threads, but when screwed together tightly, the NPT, and NPTF Class 1, leaves voids at the root and crest of the threads, which, to prevent spiral leakage, need to be filled with a sealing compound at assembly.  The NPTF…Read More