D56-1PFK-AE

Model DA5 Rev E Back Pressure Regulator; 1" Line Size; Sales Kit A; Ductile Iron Body With Ductile Iron Spring Chamber; PF 17-4PH Stainless Steel Trim, 316L Stainless Steel Cage, GF-PTFE Seat, Gylon 3-Ply Diaphragm, RPTFE Static Seal, Stainless Steel/PTFE U-Cup Dynamic Seal