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ARO is a manufacturer of pneumatic piston pumps, also called air operated piston pumps, and hydraulic piston pumps. The piston pump technology is capable of handling a large range of viscous materials in excess of 1 000 000 cP. With a wide selection of pressure ratios and displacement rates available, ARO offers a number of piston pump packages that can meet your specific application and flow rates needs.
Whether you are looking for high-pressure solutions, high-flow solutions or high-viscosity solutions, ARO offers the right configured piston pump package to meet your specific requirements.
Ready to find the perfect match? Use our backpressure ratio calculator to select the ideal ARO piston pump for your application.
Reliability through the use of Progressive Exhaust and True Link Valve features coupled with a standard 6” stroke for high displacement capability. Designed Simplicity incorporated with a universal valve block and universal lower pump end connection. Safety through groundability for safe operation in various environments and optional integrated ball valve regulator features for enhanced controllability and safety.