ARO Fluid End Repair Kit: Fluid End Repair Kit, 637401-AA, Santoprene
SKU 3G-OTH-89819
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Frequently Asked Questions
What is the ARO Fluid End Repair Kit 637401-AA used for?
The ARO Fluid End Repair Kit 637401-AA is used to rebuild the fluid section of ARO diaphragm pumps, restoring sealing and flow performance. It is commonly applied in industrial fluid handling, chemical transfer, and process industries where Santoprene components provide chemical resistance and durability.
What are the specifications of the ARO Fluid End Repair Kit 637401-AA?
The ARO Fluid End Repair Kit 637401-AA includes Santoprene fluid-end components. The manufacturer part number is 637401-AA, and the kit type is specified as Santoprene, Santoprene. It is designed for use with compatible ARO diaphragm pump models requiring Santoprene wetted parts.
Where to buy the ARO Fluid End Repair Kit 637401-AA worldwide?
You can source the ARO Fluid End Repair Kit 637401-AA worldwide through 3G Electric, a global industrial equipment distributor. 3G Electric handles full logistics, customs clearance, and delivery to your location, ensuring reliable supply of genuine ARO repair components for your operations.
How to install the ARO Fluid End Repair Kit 637401-AA?
To install the ARO Fluid End Repair Kit 637401-AA, first depressurize and drain the pump. Remove the old fluid-end components, clean mating surfaces, and lubricate new Santoprene parts with compatible lubricant. Assemble per ARO's service manual, torquing fasteners to specification. Test for leaks before returning to service.
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Common applications for AROARO Products
3G Electric supplies ARO aro fluid-end repair kits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













