ARO Fluid End Repair Kit: Fluid End Repair Kit, 637396-AA, Santoprene
SKU 3G-OTH-89782
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Frequently Asked Questions
What is the ARO Fluid End Repair Kit 637396-AA used for?
The ARO Fluid End Repair Kit 637396-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 manufacturing where Santoprene wetted parts are required for compatibility with aggressive or abrasive media.
What are the specifications of the ARO Fluid End Repair Kit 637396-AA?
The ARO Fluid End Repair Kit 637396-AA has manufacturer part number 637396-AA and includes Santoprene fluid-end components. Santoprene provides excellent chemical resistance and flexibility for diaphragm pump applications. This kit is designed for ARO pumps requiring Santoprene wetted parts. For exact dimensions and pump compatibility, consult the ARO technical manual.
Where to buy the ARO Fluid End Repair Kit 637396-AA worldwide?
You can source the ARO Fluid End Repair Kit 637396-AA worldwide through 3G Electric, a global industrial equipment distributor established in 1990. 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact 3G Electric for pricing and lead time on this genuine ARO repair kit.
How to install the ARO Fluid End Repair Kit 637396-AA?
To install the ARO Fluid End Repair Kit 637396-AA, first depressurize and drain the pump. Remove the old fluid-end components and clean all mating surfaces. Install the new Santoprene seals, diaphragms, and valves per the ARO service manual. Torque fasteners to manufacturer specifications and 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.













