Airgas Model 820J680 Brass Heavy Duty High Pressure Cylinder Regulator With 1/4" FNPT Connection regulator It maintains an accurate delivery

It maintains an accurate delivery pressure over the life of the cylinder

01/100 psi inlet change

Self-closing lid is operated with the included foot lever and opens no more than 60 degrees

calorimetric testing

Convoluted Hastelloy C-22 diaphragms provide excellent regulating characteristics and allow for internal vacuum purging

Airgas Model 820J680 Brass Heavy Duty High Pressure Cylinder Regulator With 1/4" FNPT Connection regulator It maintains an accurate deliveryThis 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.