Flanged ball valve Series BA497-L-A3C; ATEX II 2 G/D; Fire-safe; TA-Luft; Full bore; Body Steel, Ball 1.4301; Seals TFM-MPTFE/PTFE/Graphoil; Stem sealing V-Pack; Medium temperature -20...+180°C; Nominal diameter 40mm; Pressure range 0...40bar; Flange PN16/PN40; Length 64mm; Incl. Inspection certificate EN-10204-3.1; For material, pressure, function and tightness