Airgas Model C445F590 Stainless Steel High Purity Two Stage Pressure Regulator With 1/4" FNPT Connection And Threadless SeatThese regulators are recommended for use with acid forming gases where brass and copper free systems are required. The proven, low maintenance design features a PCTFE seat for wide media compatibility. Note: A Cross Purge Assembly must be used in conjunction with these models in order to ensure effective purging of hazardous gas traces during cylinder change out.

Stainless Steel Diaphragmseliminates outgassing associated with elastometric diaphragms

In addition

These regulators are nickel-plated to maintaintheir appearance through years of service

Brand Name OSHA Ean 0714637680350 Number of Items 4 Part Number 185291 -395 UNSPSC Code 24100000 UPC 714637680350

along with the composite bonnets

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

These nickel plated two-stage ultra-high purity regulators are recommended for non-corrosive analytical

ultra-low delivery pressure gases

as the regulator is rated for 3

This series is ideally suited for gas phase pressure regulation in liquid cylinder applications

2 1/2" Nickel-Plated Brass Gauges - for accurate

unique in a compact unit