12 GAUGES ARE SUITABLE FOR MANY TOUGH APPLICATIONS INCLUDING REGULATORS, MEDICAL, PNEUMATIC CONTROLLERS, COMPRESSORS, VALVE POSITIONERS, AND PUMPS. AVAILABLE IN A VARIETY OF SIZES, MOUNTING STYLES AND OPTIONAL CONFIGURATIONS, TYPE 111.Global Industrial„¢ 2" Pressure Gauge, 200 PSI, 1/4" NPT CBM, Plastic WITH AN INDUSTRY RECOGNIZED ASME 3/2/3% OF SPAN ACCURACY, THESE GAUGES ARE THE INDUSTRY STANDARD IN THE COMMERCIAL GAUGE LINE..