Series 6Z00 Rev B Deflagration Arrestor, Concentric Design, ISO 16852 Certified; Deflagration Flame Arrestor Without Restriction, Concentric Version, For Explosion Group IIA, Maximum Operating Pressure: 16 PSI Abs., Maximum Operating Temperature: 140 Deg F; RP 2"/G2" (ISO 7-1/ ISO 228-1) Threaded Connection, Stainless Steel Flame Element; Zinc Plated Carbon Steel Housing; Aluminum Gasket; Without PT100 Temperature Probe; Name And Indicating Label In German, No Additional Surface Coating;