304SS Case, 316SS Internals, 30 vac/bar, 1/2 NPT Male Bottom Conn, Glycerin Filled.
Cleaning for Oxygen Service O2 is available only for dry or HL Halocarbon filled gauges. Pressure Gauge, 4" 304SS Case, 316SS Internals, 6000 psi/kPa, 1/4 NPT Male Back Conn, Glycerin Filled, 304SS Front Flange Vacuum and compound ranges through 0 psi to 20,000 psi.Vacuum Gauge, 6 in.