Airgas Model C444D590 Stainless Steel High Purity Single Stage Pressure Regulator With 1/4" FNPT Connection And Threadless Seat regulator convoluted Hastelloy® C-22 diaphragm provides

convoluted Hastelloy® C-22 diaphragm provides good regulating performance and maximum purity integrity without the need for a soft seal

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

A diaphragm packless outlet valve with a 1/4" compression fitting is provided for flow control and to maintain system purity

Single-stage design is recommended for use where inlet pressure does not vary greatly such as with liquefied gases

These unique patented general-purpose two-stage regulators are recommended for analyticalnon-corrosive

Airgas Model C444D590 Stainless Steel High Purity Single Stage Pressure Regulator With 1/4" FNPT Connection And Threadless Seat regulator convoluted Hastelloy® C-22 diaphragm providesThese 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