Airgas Model C444A296 Supelcoat™ Coated Stainless Steel High Purity Single Stage Pressure Regulator With 1/4" FNPT Connection And Threadless SeatThese 316 stainless steel single stage high purity regulators are recommended for non corrosive analytical, mildly corrosive and process applications where precise flow control is not critical. A specially designed, convoluted Hastelloy C 22 diaphragm provides good regulating performance and maximum purity integrity without the need for a soft seal, which often can be a source of contamination. Each regulator is capable of withstanding an internal

The optional bonnet vent adapter allows venting of hazardous gases in the event of diaphragm failure

with its 316 stainless steeldiaphragms

The Airgas® heavy-duty high-pressure cylinder regulator’s piston sensor design provides structural reliability in high-pressure applications

along with the composite bonnets

purging and charging

The check valve cylinder connection prevents air and conta-minants from entering the gas stream during cylinder changeout

This unique internal design and coating will prevent compounds like Mercury from sticking to the wetted surfaces of the regulator as the gas passes through

NOTE: Choose a brass model for nonanalytical/non-corrosive service

allows the exterior surfaces to maintain a good appearance in outdoor environments

Two-stage design

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

non-lubricated needle valve that has been designed to regulate outlet flow