Airgas Model 311A540 Brass-Plated Bar Stock Noncorrosive Gas Two Stage Regulator With CGA-540 Connection Low Pressure while the encapsulated filters assembly

while the encapsulated filters assembly protect the valve seats and extends operating service life

Filtered Seat - for added gas stream purity and extended service life

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

They are especially useful in semiconductor manufacturing applications

Airgas Model 311A540 Brass-Plated Bar Stock Noncorrosive Gas Two Stage Regulator With CGA-540 Connection Low Pressure while the encapsulated filters assemblyThese economical plated brass cylinder regulators are specially suited for use in applications and environments requiring both high reliability and diffusion resistance. Sensitive, extra long life stainless steel diaphragms ensure high purity and leak integrity of specialty gases. The cartridge valve design with integral filter protects the regulator seat from particulate contamination and makes servicing simple and cost effective. Two stage design