Model P1, Rev A, Single Stage Pressure Reducing Regulator; 1/4" Size, Cv=0.02; Brass Body, 6061 Aluminum Spring Chamber; 302 SST W/Tefzel Ring Diaphragm,Pctfe Seat,316l SST Seat;Retainer,316l SST Poppet,Inconel X-750 Poppet Spring,Port;Configuration "L"; FNPT End Connection; 5-500 PSIG Range Spring; No Outlet Gauge; No Inlet Gauge