52B26DC63S00000000

5200 Series Rev D Pilot Operated Pressure/Vacuum Relief Vent With Pipe Away; Mates With PN16 Flange Connection; 2" Inlet Size; 2" Outlet Size; 316 Stainless Steel Body, 316 Stainless Steel Bolt-In Seat Ring; FEP Actuator And Pallet Diaphragms, FFKM1 Pilot Seat; 12.1" - 18.0" wc Pressure Spring Range; 0.75 - 7.99 Oz/In2 Weight Loaded Vacuum Pallet Configuration; Stainless Steel Weight Material; Standard: Internal Sensing With Pilot Exhaust To Main Valve Outlet And Backflow Preventer; Standard Vacuum Protection Screen