• Small Gauges

SCREW PLUG & RING GAUGES

Small Gauges manufactures Screw Plug & Ring Gauges. Small gauges are processed from high quality steel, hardened and tempered to 60-62 HRC. Gauges are ground, lapped to close tolerances, rigidly inspected. The product range is from 2 to 300 mm for thread plugs and 2 to 250 mm for thread rings with various diameter pitch combinations as well as in different forms like metric, unified (UN/ UNC/ UNF/ NC/ NF, etc) BSW, BSF, BSP, BA, NPSH, NPSI, NPSM cycle threads, acme, buttress, modified square, trapezoidal threads, taper threads plug and taper threads ring gauges like NPT, NGT, NPTF, PTF, BSPT TO.