D4C-MM7K-57145AE

MODEL "DA4" PRESSURE LOADED REDUCING REGULATOR (SERIES IV)-PLPRV BODY SIZE 4",STANDARD DIAPHRAGM CONSTRUCTION; SUPER DUPLEX SST BODY / LOADING CHAMBER; MONEL M TRIM, PA SEAT, FK DIAPHRAGM FK STATIC SEAL, SST/TFE U-CUP DYNAMIC SEAL; 150 LB RAISED FACE FLANGES; LOWER SPRING 2-5 PSIG RANGE; PER SPQ NUMBER 57145 BODY TO COVER DOME BOLTING TO BE SA 193 B7; LOWER SPRING 2-5 PSIG RANGE; INTERNAL SENSING, STANDARD - FLOW TO OPEN DIRECTION; OPT-95OS: EPOXY PAINTED PER SPEC #S-1687; A KIT