Airgas Model 820H680 Brass Heavy Duty High Pressure Cylinder Regulator With 1/4" FNPT Connection Two Stage A preset safety relief valvemakes

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

These two-stage positive-seal regulators feature convoluted

Attractive nickel-plating looks good and lasts for years of service

mass spectrometers

Airgas Model 820H680 Brass Heavy Duty High Pressure Cylinder Regulator With 1/4" FNPT Connection Two Stage A preset safety relief valvemakesThis series of Airgas heavy duty high pressure cylinder regulators is recommended for use on cylinders or panel mounting with a wide variety of non corrosive inert gases. This series is ideally suited for high pressure testing, purging and charging, calibration kits, manufacturing processes and RandD laboratories. The Airgas heavy duty high pressure cylinder regulators piston sensor design provides structural reliability in high pressure applications.