MODEL "1000HP-1+8" SALES B KIT FOR PRODUCT CODE: EB5-1B17-12J00000B; DIFF PRESS REG,DBL DIAPH,GRAPHITE/NBR GASKETS 3/4" SIZE,GASEOUS JET; DUCTILE IRON BODY & SPRING CHAMBER WITH CLOSING CAP; B1 TRIM: METAL SEAT,BRASS CYLINDER,416SST PLUG,302SST DIAPHRAGM