Pressure Gauge, Oxygen Service Cleaned, 2 1/2 in, Basic Gauge Case Material Stainless Steel, Basic Gauge Wetted Parts Stainless Steel, 1/4 in, MNPT, Gauge Connection Location Bottom, 0 to 60, psi, +/-1.00 Percent, Gauge Panel Mountable No, Liquid Filled No, Gauge Primary Range Smallest Graduation 1, Gauge Case Material 304 Stainless Steel, Gauge Case Color Stainless Steel, Calibration Certificate Included No