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NPSM STRAIGHT PIPE THREAD GAUGES AS PER ASME/ANSI B1.20.1

Northern Gauge manufactures NPSM plug and ring gauges these are often used for special applications where there are no internal pressures and, consequently, not sealing requirements. These gauges are made in accordance with standard practices for straight thread gauges as outlined in ANSI/ASME B1.2 fit.

ID - Item Name

  • NPSM01 - 1/8' NPSM 27 D/E PLUG GAUGE

  • NPSM02 - 1/8' NPSM 27 GO RING GAUGE

  • NPSM03 - 1/8' NPSM 27 NOGO RING GAUGE

  • NPSM04 - 1/4' NPSM 18 D/E PLUG GAUGE

  • NPSM05 - 1/4' NPSM 18 GO RING GAUGE

  • NPSM06 - 1/4' NPSM 18 NOGO RING GAUGE

  • NPSM07 - 3/8' NPSM 18 D/E PLUG GAUGE

  • NPSM08 - 3/8' NPSM 18 GO RING GAUGE

  • NPSM09 - 3/8' NPSM 18 NOGO RING GAUGE

  • NPSM10 - 1/2' NPSM 14 D/E PLUG GAUGE

  • NPSM11 - 1/2' NPSM 14 GO RING GAUGE

  • NPSM12 - 1/2' NPSM 14 NOGO RING GAUGE

  • NPSM13 - 3/4' NPSM 14 D/E PLUG GAUGE

  • NPSM14 - 3/4' NPSM 14 GO RING GAUGE

  • NPSM15 - 3/4' NPSM 14 NOGO RING GAUGE

  • NPSM16.1 - 1' NPSM 11.5 GO RING GAUGE

  • NPSM16.2 - 1' NPSM 11.5 NOGO RING GAUGE

  • NPSM16 - 1' NPSM 11.5 D/E PLUG GAUGE

  • NPSM17 - 1-1/4' NPSM 11.5 D/E PLUG GAUGE

  • NPSM18 - 1-1/4' NPSM 11.5 GO RING GAUGE

  • NPSM19 - 1-1/4' NPSM 11.5 NOGO RING GAUGE

  • NPSM20 - 1-1/2' NPSM 11.5 D/E PLUG GAUGE

  • NPSM21 - 1-1/2' NPSM 11.5 GO RING GAUGE

  • NPSM22 - 1-1/2' NPSM 11.5 NOGO RING GAUGE

  • NPSM23 - 2' NPSM 11.5 D/E PLUG GAUGE

  • NPSM24 - 2' NPSM 11.5 GO RING GAUGE

  • NPSM25 - 2' NPSM 11.5 NOGO RING GAUGE