Series 6E00 Deflagration Flame Arrestor, End-Of-Line Version, ISO 16852 Certified; 1" End Connections, 2" Element, Explosion Group IIC; Max. Operating Pressure: 16 PSI Absolute, Max. Operating Temperature: =< 140 Deg. F; Stainless Steel (1.4571) Hood; Housing Material 1.4581 Stainless Steel, NPT Connection, No Port On Housing; A4 Stainless Steel Cap Screw Material; Stainless Steel Name Plate / English Type; No Additional Surface Coating