Airgas Model N245G320 Brass High Purity Single Stage Pressure Regulator With 1/4” FNPT Connection And Non-Lubricated Check Valve Switchover The check valve cylinder connection

The check valve cylinder connection prevents air and contaminants from entering the gas stream during cylinder change out

they are provided with a 1/4" FNPT inlet port

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

stable delivery pressure and is capable of withstanding internal vacuum purging

Airgas Model N245G320 Brass High Purity Single Stage Pressure Regulator With 1/4” FNPT Connection And Non-Lubricated Check Valve Switchover The check valve cylinder connectionThese 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