Series 6B00 Deflagration Flame Arrestor, Eccentric Version, ISO 16852 Certified; 6" End Connections, 12" Element, Explosion Group IIA1; Maximum Operating Pressure = 16 psia, Maximum Operating Temperature = 140 Deg. F; 1.4571 (Stainless Steel) Element And Rim Material - No Casing; NBR Gasket Material; Housing Material 1.4581 Stainless Steel, ASME 150 RF Flanged End Connections, One G-1/2" Port On One Side Of The Housing; A4 Stainless Steel Cap Screw Material; Without Temperature Sensor; Aluminum Name Plate / English Type; Adhesive Label Indicating Endurance Burn Proof Construction; No Additional Surface Coating