• NPT Thread Gauges

NPT Thread Gauges

NPT (National Pipe Taper) thread gauge is used for pipe joining applications which provides better seal as the threaded mating parts are torqued. It is generally useful in mechanical and low pressure applications and calls for the use of teflon tape between the threads.

We provide NPT thread gauges from Indiaís leading thread gauge manufacturer at reasonable price and in specifications to our clients needs. Our products are available in a variety of dimensions that is sure to meet your different gauging and inspection needs.

The majority of our thread plug gauges are available to buy in a short lead time from our warehouses. Please contact us, to arrange these gauges for you.

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Basic Dimension and gauging Pracfoes :ANSI / ASME B1.20.01.1983

Class of Fit :Basic /Step-limit.

  Size    T.P.I.  Thread PlugThread Rings
   L1      L1      L1      L1   
  Basic Step RS   Min/Max step Rs  Basic Step Rs  Min/Max Step Rs 
1/16"27217022903970 4760
1/8"27217022903970 4760
1/4"18179020603580 4230
3/8"18179020603580 4230
1/2"14179020603050 3580
3/4"14179020603050 3580
1"11.1/2217024504500 5430
1.1/4"11.1/2217024504500 5430
1.1/2"11.1/2217024504500 5430
2"11.1/2217024504500 5430
2.1/2"8344038405550 6610
3"8344038405550 6610
3.1/2"8344038405550 6610
4"8529056908460 9790
4.1/2"858206490
5"858206490
6"860306880