NPT THREAD GAUGE

NPT THREADS are used in general purpose application of pipe assembly, where a pressure tight joint of pipes is made, by making the pipes wrench tight using a sealing compound.

NPT thread gauges

Specification

ANSI/ ASME B1.20.1 – 1983 for Basic Type Gauges & American Handbook H-28 Part II – 1957 for Step Limit type.

Manufacturing range:

NPT thread gauges diagram