High-Pressure SS 1/4BSPP Needle Valve - EQ-HPV-1/4BSPP Please kindly refer to your vacuum pump's operation manual to clarify if your pump is available for exhausting hazard/corrosive gas; if not, please directly connect this adapter to the gas outlet and gas disposals system to prevent gas leaking. MTI's engineer will introduce some necessaryconnecting parts into this product, for the customers who need assemble it by themselves using independent parts from MTI's web (easy to find on our web), please contact us for the instruction. Max. pressure: 40Mpa The valve and all the fittings are for MTI Flange, may not suit for other company product. Used to convert KF25 fitting to 1/4'' Tube Fitting Click to see the detailed assembly Click to see the finished assembly Deliver the gas from pump directly to gas disposal system which has 1/4'' Tube input fitting Click to see the application for gas disposal Option part Copper Gasket (O.D 11mm, I.D 5mm, T 2mm)MTI-CU-GKT Related Product Sealing Flange for 1"-11" Processing Tubes Digital Vacuum Gauges and Flow Meters Vacuum Pump & High Vacuum Station Tube Furnaces ( 1-7 zone)