42A66CA72S00000000

4200 Series Rev C Spring Loaded Pressure/Vacuum Relief Vent With Pipe Away; Mates With ASME 150 Flange; 6" Inlet And 6" Outlet; 316 Stainless Steel Body, 316 Stainless Steel Bolt-In Seat Ring; FEP-TFE Pallet Diaphragm; Spring Loaded 4.1-6 psig Pressure Spring Range; Weight Loaded 0.50 - 0.74 oz/in2 Vacuum Pallet Configuration; Stainless Steel Weight Material; Standard Vacuum Protection Screen