8003 Series WOB-L Piston is designed with capacity up to 0.19 cfm / 5.4 l/min and vacuum to 23.6 in.Hg / -800 mbar. The piston is capable of restarting up to 23.6 in.Hg / -800 mbar and is also available in other special versions. The piston is balanced to offer smooth, low vibration operation. It features a compact design made of wetted parts and offers service free and oil-less operation suitable for continuous running. The high performance piston seal offers long-life. The device also includes heat resistant high performance plastic, elastomer valves. The piston finds application in medical industry, laboratory analysis and technology, automotive equipment and manufacturing process.