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NPS Thread Ring Gauge



NPS thread ring gage conform:   FED-STD-H28/7
NPSM   NPSL   NPSH
NPS thread plug gauge
Gauge CodeT.P.Ipitch(mm)Gauge CodeT.P.Ipitch(mm)
1/16-27 27 0.941 1-11.5 11.5 2.209
1/8-27 27 0.941 1 1/4-11.5 11.5 2.209
1/4-18 18 1.411 1 1/2-11.5 11.5 2.209
3/8-18 18 1.411 2-11.5 11.5 2.209
1/2-14 14 1.814 . . . . . . . . . . . . . . . . . .
3/4-14 14 1.814 6 8 3.175

  Reference hyperlink:  NPS thread plug gauge.