Airgas Model N245D320 Brass High Purity Single Stage Pressure Regulator With 1/4” FNPT Connection And Non-Lubricated Check Valve Switchover A preset safety relief valve

A preset safety relief valve makes these regulators suitable for use only with non-corrosive gases

Direct cylinder connection is only permissible when using liquefied compressed gases with vapor pressures below 250 psig such as 1

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

Can be seen in the dark

Airgas Model N245D320 Brass High Purity Single Stage Pressure Regulator With 1/4” FNPT Connection And Non-Lubricated Check Valve Switchover A preset safety relief valveThese brass, single stage, high purity regulators are recommended for non corrosive analytical and process applications where precise flow control is not critical. A specially designed, convoluted, stainless steel diaphragm with metal to metal seals provides good regulating performance and maximum purity integrity without the need for a soft seal, which often can be a source of contamination. These regulators come with a CGA nipple that has a special