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The check valve cylinder connection prevents air and contaminants from entering the gas stream during cylinder change out
and pressure testing applications
they are provided with a 1/4" FNPT inlet port
single-stage line regulators is recommended for applications where diffusion resistance is required
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
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