45A66CA60000000000

4500 Series Rev C Spring Loaded Pressure Relief Vent With Pipe Away; Mates With ASME 150 Flange Connection; 6" Inlet And 6" Outlet; 316 Stainless Steel Body, 316 Stainless Steel Bolt-In Seat Ring; FEP Pallet Diaphragm; 1.26-4 PSIG Spring Range; Without Outlet Flange Flame Screen; Standard Cleaning Method