... packing:25, 50 or 100 pcs/cartonModel #GM001(Diaphragm Seal Gauge)DescriptionFor systems with high cycle rates,enviroments with coninuous vibration ... range15 to 10,000psi,Vacuum,and compound availableSocketHeavy-duty 316 SS,LMConnection threadNPT,BSP,BSPT,PT,ZG,and other special specification ...