MODEL "DA6" SALES KIT FOR PRODUCT CODE: D66-7P87-10100000E; DOME LOADED BACK PRESSURE REGULATOR (SERIES VI)-PLBPV BODY SIZE 1",STANDARD DIAPHRAGM CONSTRUCTION; CF3M BODY, DUCTILE IRON LOADING CHAMBER; 17-4PH SST TRIM, 316L SST CAGE, GF-TFE SEAT, FK DIAPHRAGM FK STATIC SEAL, SST/TFE U-CUP DYNAMIC SEAL