Model "DA6" SALES KIT FOR PRODUCT CODE: D69-APL7-N15LM000C; Dome Loaded Back Pressure Regulator (Series VI)-PLBPV; Body Size 2",Standard Diaphragm Construction; Cf3m Body,316l SST Loading Chamber; 17-4ph SST Plug/Cage/Piston Guide Bearing,Fluorosilicone(Fk) Diaph,;V-Tfe Seat; Fluorosilicone(Fk) Static Seals,Tfe Cap Seal W/Fluorosilicone(Fk);Energizer Dynamic Seal; ; See Hook-Up Product Coder 93 Thru 98; Opt-55: Special Cleaning & Packaging For Oxygen Service Per Spec#;S-1134