Wika 113.13.25.300.B Commercial Pressure Gauge, 0 psi to 300 psi, 2 1 2 in Dial, 1 4 in NPT Male, Center Back, 4 SCAF STSI593 Connection Type Press x Press Connection Type Press x Press Max Bench Grinders 13 Lens Material Plastic Primary Pressure Range 0 to 300 Primary Scale Units psi IP NEMA Rating IP65 Liquid Filled Case Yes Hazardous Location Rating Not Rated Panel Mountable No Blowout Safety Back No Gauge Special Options Heavy Duty Characteristics With Brass Internals Graduations 50 psi For Use With Non Explosive Gas or Liquid That Do Not Crystalize and Corrode Copper Alloy Gauge Filled With Glycerin Gauge Application General Purpose Case Gauge Primary Range Smallest Graduation 50 Gauge Primary Range Numbered Graduations 50 Smallest Graduation 50 psi Case Color Black Calibration Certificate Included No Gauge Secondary Range Values 0 to 10 Case Material ABS Socket Material Brass Connection Type MNPT Standards EN 837 1 Pointer Material ABS Accuracy Scale Mid Scale Gauge Case Liquid Glycerin Includes Calibration Certificate No Dial Face Material ABS Dry Dampening Feature None Primary Scale Minor Graduations 50 Primary Scale Numeric Increments 50 Sensor Material Bronze Scale Type Dual Ambient Operating Temperature Range 4 Degrees to 140 Degrees F ( 20 Degrees to 60 Degrees C) Sensor Type Bourdon Tube Process Connection Gender Male Vibration Resistance Liquid Filled Non Sparking No Secondary Pressure Range 0 to 2 Primary Pressure Range 0 to 300