51AB5DCH3S00000000

5100 Series Rev D Pilot Operated Pressure/Vacuum Relief Vent End-Of-Line; Mates With ASME 150 Flange Connection; 12" Inlet Size; Carbon Steel Body, 316 Stainless Steel Bolt-In Seat Ring; FEP Actuator And Pallet Diaphragms, FFKM 1 Pilot Seat; 3.2 - 15.0 psi 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 Atmosphere And Backflow Preventer; Standard Vacuum Protection Screen