J1382 Gauge Pressure 2-1/2 in 0 to 160 psi Connection Size 1/4 in NPT Connection Location Bottom Accuracy +/-1.5 Percent Case Material 304 Stainless Steel Case Color Silver Socket Material Brass Tube Material Lead Free Phosphor Bronze Filled With Glycerin Lens Material Polycarbonate Ring Material 304 Stainless Steel Operating Temp Range -4 Degrees to 150 Degrees F