Model SLR-2 Pressure Reducing Regulator W/Non-Relieving Loader; Body Size 1",; Ductile Iron Body & Loading Chamber; 17-4ph SST Trim, 316l SST Cage, Pa Seat, Nbr Diaphragm,;Nbr Static Seal, O-Ring Dynamic Seal; Npt End Connection; Lower Spring 1-2 PSIG Range; Internal Sensing, Standard - Flow To Open Direction; 1/4" Size Npt, Loader, Alum Body & Spring Chamber, Non-Relieving,;SST And Brass Internals W Buna-N Seat And Diaphragm;Spring Range 0.5 - 30 PSIG; Brass Filter, Copper Tubing, Brass Fitting