D1369 Pressure Gauge Liquid Filled 3-1/2 In. 0 to 160 psi 0 to 1100 kPa Connection Size 1/4 in NPT Connection Location Back Smallest Graduation 2 psi Accuracy +/-3-2-3 Percent Case Material Stainless Steel Case Color Silver Socket Material Stainless Steel Tube Material Stainless Steel Filled With Glycerin Lens Material Acrylic Ring Material Crimped Stainless Steel Operating Temp Range -40 Degrees to 140 Degrees F