3300 Series Rev C Vacuum Relief Vent End-Of-Line; Mates With ASME 150 Flange Connection; 2" Inlet Size; Carbon Steel Body, 316 Stainless Steel Seat Ring; Special Silicone Rubber Seal Material; 8.00 - MAX Oz/In2 Vacuum Pallet Configuration; Stainless Steel Weight Material; Standard Vacuum Protection Screen; Standard Cleaning Method; With Special Steam Traced 316 Stainless Steel Seat Ring Complete With Integral Tubing And 3/8" Compression Fitting Inlet/Outlet Connections; With Special RTV High Temperature Silicone Seat Ring Seals