For high-flow pressure-delivery of solvents from Aldrich cans and drums with tapered 2 inch NPT thread or 2Ain. buttress threads. Precision machined two-piece PBT cap with special threading that permits the removal of the cap without disconnecting solvent and gas lines when changing containers.Flow rate approx 5 to 6AL/min 4ApsiIncludes 8Aft x 3/8Ain. I.D. FEP solvent pick-up tubing adjustable depth through compression fitting on capOn/Off spigot 1/4Ain. I.D. gas hose connectionBuilt-in pressure-relief valve vents automatically in case of excessive pressure (10Apsi max.)