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Continue to ChatAVENTICS - R432002137 - Filter pressure regulator, Series AS3-FRE (AS3-FRE-N038-GAU-080-SSS-AC-05) https://www.valves-direct.com/product/aventics-r432002137-filter-pressure-regulator-series-as3-fre-as3-fre-n038-gau-080-sss-ac-05/