MODEL "1000HP" PRESSURE REDUCING REGULATOR,GRAFOIL GASKETS (OPT-46G) 1" SIZE,GASEOUS JET; WCC BODY, WCB SPRING CHAMBER; S2 TRIM: METAL SEAT,316SST CYLINDER,416SST PLUG,302SST DIAPHRAGM; SPECIAL END CONNECTION; 100-300 PSIG RANGE SPRING; PER SPQ NUMBER 54575 600 LB INLET AND OUTLET FLANGES TO MATE TO CUSTOMER PIPING FACE TO FACE DIM 347 MM (13.66 INCH); HI-TEMP FLANGE BOLTING