Cleaning for Oxygen Service O2 is available only for dry or HL Halocarbon filled gauges.
Pressure Gauge, 4" 304SS Case, 316SS Internals, 15 psi/kg/cm2, 1/2 NPT Male Bottom Conn, Glycerin Filled Pressure Gauge, 2. 304SS Case, 316SS Internals, 60 psi/kPa, 1/4 NPT Male Back Conn, Glycerin Filled.Vacuum and compound ranges through 0 psi to 20,000 psi.5 in.