Thread Plug & Ring Gages

Thread Plug & Ring Gages

Gages

North American Tool offers a complete line of thread plug and ring gages. Typically used to measure the minimum diameter and pitch diameter of a part, all of our gages are manufactured to exacting, precision standards so that you can be confident in the results of your readings. From taperlock and reversible options to Crest Check plugs and rings, we supply a range of industries with the essential tools that they need to complete their tasks accurately and efficiently. To learn more about our thread gages – and what dimensions we have available – please refer to the specifications provided below.

  • Thread Plug Gages - UNC, UNF & UNEF Class 2B - 3B, Taperlock & Reversible, + Metric Sizes - Class 6H
  • Thread Ring Gages - UNC, UNF & UNEF Class 2A - 3A + Metric Sizes - Class 6g
  • Truncated Thread Setting Plug Gages Class 2A - 3A + Metric Sizes - Class 6g
  • Thread Plug Gages - STI Screw Thread Insert
  • BSP Plug Gages (BSPT, BSPP)
  • Taper Pipe Gages - Plugs & Rings
    NPT-L1, L1 & L2 Rings,
    NPTF L1 & L3 Plugs,
    NPTF Crest Check Plugs & Rings

View our Thread Plug and Ring Gages flyer here.