MODEL "764P" SALES A KIT FOR PRODUCT CODE: CA1-B517-A0000000B; PNEUMATIC PRESSURE CONTROLLER 3-15 PSIG OUTPUT,BRONZE CONTROL HOUSING (PNEU CIRCUIT), 1/4" NPT PNEUMATIC CONNECTION;; SST WETTED CONSTRUCTION; 316SST UPPER CASING & DIAPHRAGM, DUCTILE IRON LOWER CASING; 90 TO 500 PSIG PRESSURE RANGE,OPT-55: CLEANED FOR OXYGEN SERVICE PER SPEC #S-1134;