9N8-54S7-H4X32934C

Model "123-1+6+S" Diff Back Press Relief Regulator,For Nace Service; 1-1/2" Size,1" Full Orifice; Wcb Body & Spring Chamber; S40s Trim: 316SST Metal Seat,Fluorocarbon Elastomer (Fkm) Diaphragm; Opt-30: 600 Lb Raised Face Flanges; 10-25 PSId Range Spring (Inconel X750); Per Spq/MA drawing 32934