3.1/2" NPT Screw Ring Thread Gauge L1 Step Min / Max
Specification 3.1/2 ANPT Thread Step screw ring gauge 3.1/2" NPT thread ring gauge Calibration service available see calibration Part Number ES-13583Visit the JLS Supplies Ltd website for more information on 3.1/2" NPT Screw Ring Thread Gauge L1 Step Min / Max