Tag Archives: powered thread verification

Powered Thread Gaging: At Your Fingertips

The New Vista Handheld RT Thread Unit being held by our very own Jim Audette.

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. The RT Thread Unit allows an operator to quickly power a thread gage into (or onto) and back out of (or off of) a thread to ensure assemblability. Not only will you find that your inspection time is greatly reduced, but the risk of repetitive motion injuries is all but eliminated when using the RT. The RT Thread Unit Kit contains everything that you will need to start verifying your threads with your standard taper shank gages.

The RT Thread Unit Kit includes:

  • One RT Thread Unit equipped with a Type FP Chuck
  • Three tool adapters for taper shank gages (handle size 0, 1, and 2)
  • One torque adjustment tool
  • Two 14.4v rechargeable lithium-ion batteries
  • One battery charger

To order your Handheld RT Kit today, click here.

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.

Graphic illustrating contact vs non-contact thread verification. Featuring a camera system and a New Vista RTU Thread Unit.

           The same considerations must be made when choosing between contact and non-contact thread verification methods. In the example above, contact gaging is simply putting your hand into the glove, whereas non-contact inspection involves using a camera system to measure threaded features. While New Vista offers solutions for both methods, manufacturers tend to prefer contact verification.

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Thread Quality Control Series: Powered Gaging of Tapered Pipe Threads

               Pipe threads are manufactured in many forms, but the most common types are straight and tapered threads. Straight pipe threads are gaged with the “GO” & “NO GO” process like regular threads, but tapered pipe threads require an entirely different gaging method: A series of L checks.

                The 3 main types of L checks are the L-1, L-2 (for external threads) or L-3 (for internal threads) & the 6-Step Check. To learn about these checks in detail, visit our post detailing the Hand Gaging of NPT Threads: Hand Gaging of NPT Threads. In this video, we will be focusing on the L-1 check, as it is the most common check used in powered pipe thread verification.

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