Pressure Gauges Design & Operation   Process Gauges Solid Front, blow-out back safety gauges well suited for most process requirements. 450 Series Solid Front Field Liquid Fillable • Turret Case 750 Series Solid Front • Field Liquid Fillable • Stainless Steel Case   Industrial Gauges Accurate and durable gauges for a broad spectrum of industrial needs. 500X Series Dial Sizes thru 12" • Cast Aluminum Case 700 Series Field Liquid Fillable • Stainless Steel Case   Commercial & Contractor Gauges Compact and dependable gauges used by construction and HVAC industries. 600CB Cast Aluminum Case 610CB Glass Filled Nylon Case 620B Stainless Steel Case 690 Series Multiple Stainless Steel Case Styles   Utility Gauges Economically priced gauges suited for a variety of general applications. D80 Series Liquid Filled • Stainless Steel Case   800B Series Dry • Black Finished Steel Case   800LFB Liquid Filled • Plastic Case   Specialty Gauges Products designed to meet the needs of specialized industrial markets, including low-pressure gas, sanitary and remote reading applications. 760B Low Pressure Gauge • Black Finished Steel Case 766SS Low Pressure Gauge • Stainless Steel Case 700TA Sanitary Gauge with Integrated Diaphragm Seal 700Plus Industrial Transmitter Gauge Special Application Ranges   Pressure Gauge Options & Accessories Enhancements to customize and optimize pressure gauge performance, along with the necessary accessories to complete any installation. Optional Case Styles Optional Features Accessories   Diaphragm Seals Protective devices that isolate a pressure sensing instrument from the process fluid being monitored. Especially useful when measuring corrosive or viscous pressure mediums. Design & Operation Threaded-NPT Flange-Mounted In-Line Threaded Saddle-Welded Drop-in Welded Mini & Compact Sanitary Options & Accessories Pressure and Temperature Conversion Chart