Airgas Model 311A320 Brass-Plated Bar Stock Noncorrosive Gas Two Stage Regulator With CGA-320 Connection Low Pressure The low torque control knob

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

Cortina 03-600-30 - 9 lbs

unfolds to a triangular shape and are held firmly in place with a sturdy locking device

These regulators also have a proprietary Supelcoat™ coating that prevent interaction of corrosive and volatile compounds in high purity gas mixtures used in EPA analysis

nylon-reinforced neoprene diaphragm

Airgas Model 311A320 Brass-Plated Bar Stock Noncorrosive Gas Two Stage Regulator With CGA-320 Connection Low Pressure The low torque control knobThese 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