Airgas Model C645D540 Stainless Steel High Purity Two Stage Pressure Regulator With 1/4" FNPT Connection And Threaded Seat Switchover two-stage regulators is recommended for

two-stage regulators is recommended for non-corrosive analyticaland process applications where precise pressure control isrequired

Attached hood with drawstring closure

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

Non-reflective stop slow paddle

Cortina #03-550-SC Cone Sign

Airgas Model C645D540 Stainless Steel High Purity Two Stage Pressure Regulator With 1/4" FNPT Connection And Threaded Seat Switchover two-stage regulators is recommended forThis series of two stage, high purity 316 stainless steel regulators is designed for non corrosive analytical and process applications requiring precise, stable delivery pressure control. The two stage design yields a delivery pressure change of less than 0. 04 100 psi inlet change. Convoluted 316 stainless steel diaphragms provide excellent regulating characteristics and corrosion resistance, and the threaded seat design allows for internal vacuum