Model ULR-1 Pressure Reducing Regulator With Unloader; Body Size 1",; Lcc Steel Body & Lcc Steel Loading Chamber; 17-4ph SST Trim, 316l SST Cage, Gf-Tfe Seat, Fk Diaphragm;Fk Static Seal, SST/Tfe U-Cup Dynamic Seal; 150 Lb Raised Face Flanges; Lower Spring 2-5 PSIG Range; Internal Sensing, Standard - Flow To Open Direction; With Unloader, 1/4" Size Npt, Bronze Body & Spring Chamber,;S2 Trim, SST Metal Seat And Diaphragm, Spring Range 40 - 125 PSIG; Brass Filter, Copper Tubing, Brass Fitting