D5C-ASSK-W4K8AD

Model "DA5" Back Pressure Regulator (Series V)-BPV; Body Size 4", Sales Kit A; Standard Diaphragm Construction; Cf3m Body,316l SST Spring Chamber; S Trim: 316l SST Trim With V-Tfe Seat / Gasket,1-Ply;Fluorocarbon Elastomer(Hk)(@0.050 In.) & 1-Ply Tfe Diaphragm; V-Tfe Static Seals,Tfe U-Cup W/SST Energizer Dynamic Seal; 150# Rf Flanged End Connections; 40-125 PSIG Range Spring; Large Internal Sensing,No Lower Spring,Reverse Flow To Open Direction