33A4ECA03E00000000

3300 Series Rev C Vacuum Relief Vent End-Of-Line; Mates With ASME 150 Flange Connection; 4" Inlet Size; Derakane 470 Body With Alloy C276 Studs, Integral Derakane 470 Seat Ring; FEP Seal Material; 0.75 - 7.99 Oz/In2 Vacuum Pallet Configuration; FRP Encapsulated Carbon Steel Weight Material; Standard Vacuum Protection Screen; Standard Cleaning Method