Airgas Model N245A Brass High Purity Single Stage Pressure Regulator With 1/4” FNPT Connection And Non-Lubricated Check Valve Single Stage Zinc-plated eyebolt

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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 10-8 ccs helium

single-stage general-purpose and analytical series regulators are ideally suited for lecture bottles and other small cylinders

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Airgas Model N245A Brass High Purity Single Stage Pressure Regulator With 1/4” FNPT Connection And Non-Lubricated Check Valve Single Stage Zinc-plated eyeboltThese 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