JB5-9S1K-CX54399BA

MODEL "6987" BACK PRESS RELIEF REGULATOR,ARAMID/SBR GASKETS; 3/4" SIZE; SALES KIT B; CF8M BODY,WCB SPRING CHAMBER; S1 TRIM: 316SST METAL SEAT,302SST DIAPHRAGM; SPECIAL END CONNECTION; 500-800 PSIG RANGE SPRING; PER CASHCO DRAWING NUMBER 54399 - 1" 600 LB RF INLET AND OUTLET FLANGE