Airgas Model C445B590 Supelcoat™ Coated Stainless Steel High Purity Two Stage Pressure Regulator With 1/4" FNPT Connection And Threadless Seat Regulator along with the composite bonnets

along with the composite bonnets

The low torque control knob and self-relieving feature permit easy adjustment of pressure in closed or dead-end systems

This two-stage regulator is recommended for use with non-corrosive gases in applications where an ultra-low delivery pressure is required

A specially designed

Airgas Model C445B590 Supelcoat™ Coated Stainless Steel High Purity Two Stage Pressure Regulator With 1/4" FNPT Connection And Threadless Seat Regulator along with the composite bonnetsThis series of 316 stainless steel two stage high purity regulators is designed for non corrosive analytical, mildly corrosive and process applications requiring precise, stable delivery pressure control. The two stage design yields a delivery pressure change of less than 0. 01 100 psi inlet change. Convoluted Hastelloy C 22 diaphragms provide excellent regulating characteristics and allow for internal vacuum purging. The metal to metal diaphragm seal