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Griffin’s 3-stage water-jet pumps can deliver flow of more than 1,400 gpm and head conditions up to 900 feet, the company says, and come equipped with hand-operated diaphragm primers as standard. The units can be equipped for automatic priming and are designed for pile and caisson jetting, field installation of well casings without digging or drilling, oil pipeline testing, water supply, fire protection, pipeline cleaning and mining. They deliver pressure up to 370 psi and flows up to 1,400 gpm.
