D89-5PB7-5Q20F000E

Model DA8 Rev E Differential Back Pressure Regulator; 2" Line Size; Carbon Steel Body With Carbon Steel Spring Chamber, 1/8" NPT Petcock Vent; PB 17-4PH Stainless Steel Trim, 316L Stainless Steel Cage, Polyurethane Seat, Fluorocarbon Diaphragm, Fluorocarbon Static Seal, Stainless Steel/PTFE U-Cup Dynamic Seal; OPT-30: Mates With ASME 300 Raised Face Flanges; 30-90 PSID Range Spring; External Sensing; OPT-65A: 1/4" NPT Double Tapped Spring Chamber