Hubbell HBL2731 Locking Plug, L16 30P, Black White, 480V AC, 30 A, 3 Pole, 4 Blade 2NPL2 Range 30 Degrees to 160 Range 30 Degrees to 160 Degrees F Gauge Sensor Material 316 Stainless Steel Gauge Connection Location Bottom Gauge Case Material Stainless Steel Gauge Panel Mountable No Gauge Lens Material Polycarbonate Pressure and Vacuum Gauge Type Pressure Gauge Series 300 Gauge Socket Material 316 Stainless Steel Socket Material 316 Stainless Steel Standards ASME Scale Type Dual Accuracy Scale Mid Scale Includes Calibration Certificate No Primary Scale Minor Graduations 2 Process Connection Type NPT Ambient Operating Temperature Range 30 Degrees to 160 Degrees F Dial Face Material Stainless Steel Dial Color White Vibration Resistance Liquid Filled Pointer Material Aluminum Cleaned for Oxygen Service No Includes Vent Plug No Field Fillable No Removable Bezel No IP NEMA Rating Not Rated Process Connection Location Bottom Pointer Color Black Non Sparking No Blowout Safety Back No Liquid Filled Case Yes Panel Mountable No Bezel Material Stainless Steel Gauge Case Liquid Glycerin Includes Mounting Hardware No Pressure Gauge Type Industrial Pressure Gauge Primary Scale Numeric Increments 20 Freeze Resistant Movement No Secondary Pressure Range 0 to 7 Hazardous Location Rating Not Rated Lens Material Polycarbonate Primary Pressure Range 0 to 100 Sensor Material 316 Stainless Steel Primary Scale Units psi Bezel Mounting Type Fixed Dry Dampening Feature None Secondary Scale Units bar Accuracy Grade ASME B40 PETROLEUM TRANSMISSION Federal Specification W C 596 33 in Minimum Wire Size 16 AWG Length 2