Series 7A00 Rev B Stable Detonation Flame Arrestor Without Restriction, Concentric Version, ISO 16852 Certified; 1-1/2" End Conns, 4" Element, Explosion Group IIB3; Max. Operating Pressure: 17.4 PSI Abs.; Max. Operating Temperature: =< 140 Deg. F; [[ERROR RETRIEVING VALUE FOR POSITION 7]]; Fkm/Fep Seamless Covered Gasket Material; Housing Material N26022 Hastelloy, En1092-1 PN10 Flange Connection,;One G-1/2" Port On Each Side Of The Housing; A2 SST Cap Screw Material; Without Temperature Sensor; Aluminum Name Plate / English Type; No Paint (Cs-Zinc Or SST); No Additional Surface Coating