PPS construction with PPS vanes, fluoroelastomeR oil seal and ptfe flange gaskets. Used for aggressive chemicals such as chlorinated solvents and hydrocarbons. Not recommended for ketones and ethers and very strong oxidizing agents in concentrated form. Dispenses 8 oz. per revolution. Includes 2" bung adapter, 3 piece 1/4"dia. x 44"L suction tube with strainer and 1" discharge spout.