Airgas Model C484D660 Stainless Steel Corrosive Service Single Stage Standard Model Regulator Single Stage The check valve cylinder connection

The check valve cylinder connection prevents air and contaminants from entering the gas stream during cylinder changeout

which decreases internal volume and eliminates the large cavities and pockets associated with forged-body regulators

An automatic reseating relief valve protects regulator components from over pressurization

A preset safety relief valvemakes these regulators suitable for use only with non-corrosive gases

a CGA-510 connection must be used

Airgas Model C484D660 Stainless Steel Corrosive Service Single Stage Standard Model Regulator Single Stage The check valve cylinder connectionThese regulators are recommended for use with acid forming gases where brass and copper free systems are required. The proven, low maintenance design features a PCTFE seat for wide media compatibility. Note: A Cross Purge Assembly must be used in conjunction with these models in order to ensure effective purging of hazardous gas traces during cylinder change out.