SMC AW30-N03E-Z-D Filter/Regulator MSRP: Now: $53.65 Was: AW20-D to AW60-D, Filter Regulator & Filter Regulator w/Backflow FunctionThe AW-D series of modular filter-regulators brings a modern appearance to SMC s line of filters while maintaining the... AW30-N03E-Z-D