Airgas Model 14D320 Nickel-Plated Brass High Purity Two Stage Regulator With CGA-320 Connection High Flow Pressure The metal-to-metal diaphragm seal prevents

The metal-to-metal diaphragm seal prevents contamination by eliminating the need for a soft seal and provides a leak-rate design of less than 2 x 10–8ccs helium

a stainless steel diaphragm in the second stage and a preset safety relief valve

Color: Black/Gold

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Airgas Model 14D320 Nickel-Plated Brass High Purity Two Stage Regulator With CGA-320 Connection High Flow Pressure The metal-to-metal diaphragm seal preventsModel 14 Series regulators are recommended wherever precise, low pressure delivery of high purity gases is needed. Compact, two stage design provides constant delivery pressure with no need for periodic readjustment. Nickel plated brass construction protects gas purity and ensures long regulator life when used with noncorrosive gases.