flanged ball valve, ATEX II 2 G/D, fire-safe, TA-Luft, length according to EN558−1R27, full bore, body, ball AISI 316, seals PTFE/Graphoil/FKM, medium temperature -20...+160°C, with locking device, nominal diameter 20mm, pressure range 0-40bar, flange PN40, length 120mm