VALVE MECHANISM AND PUMP-OUT PORT SYSTEM, SERIES 23.0 VALVE MECHANISM AND PUMP-OUT PORT SYSTEM, SERIES 23.0 For infrequently pumped vacuum vessels or gas isolation. Protects against unintentional opening One valve mechanism (lock) for multiple pump-out ports Valve mechanism Pump-out port MAIN FEATURES Size valve mechanism with self-locking handwheel Body material valve mechanism: aluminum pump-out port: stainless steel shaft feedthrough Standard flanges FUNCTIONAL PRINCIPLE 1 Valve mechanism 2 Retaining device 3 Retaining pin on shaft 4 Pump-out port 5 Plate 6 Plate seal 7 Isolating plug 8 Plug-in shaft head / hexagon 9 Feedthrough seal 10 Bonnet seal 11 Clamping ring 12 Centering ring with O-ring The illustration shows a valve mechanism and pump-out port system with clamping ring (11) and centering ring (12). Clamping ring and centering ring are not part of the system. 260

VALVE MECHANISM AND PUMP-OUT PORT SYSTEM, SERIES 23.0 ORDERING INFORMATIONDIMENSIONS Valve mechanism DN 16 - 40 (%" - 1/") ISO-KF V Valve seat side # Required for dismantling